Cardiologist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Chiropractor providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Dentist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Dermatologist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Family Physician providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
OB-GYN providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Ophthalmologist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Orthopedic Surgeon providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Pediatrician providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Physical Therapist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Podiatrist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Psychiatrist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Gangaram Ragi, MD, is a board-certified dermatologist and Mohs Surgeon at Saddle River Skin and Mohs Surgery, LLC, located in Saddle River, New Jersey. He has performed over 20,000 Mohs Surgeries and successfully treated over 50,000 patients.
Dr. Ragi is one of the most knowledgeable and sought-after Mohs Surgeons in the world. He's taught hundreds of dermatology residents/medical students and trained numerous Mohs surgeons. He completed research with Dr. Frederic Mohs and has published a number of scientific articles and textbook chapters. Dr. Ragi has been featured as a lecturer at several local and national dermatology conferences.
Dr. Ragi trained directly under Dr. Frederic Mohs, the pioneer of Mohs Surgery, and Drs. Stephen Snow and Paul Larson of the University of Wisconsin in Madison.
Dr. Ragi is a fellow of the American College of Mohs Surgery and is board-certified by the American College of Mohs Surgery and Cutaneous Oncology.
Prior to his Mohs Surgery fellowship, Dr. Ragi completed a Dermatologic Surgery and Oncology fellowship at Roswell Park Memorial Institute in Buffalo, New York. He completed his dermatology residency at SUNY Buffalo.
Dr. Ragi was the Chief of Mohs Surgery and Assistant Clinical Professor at Albert Einstein College of Medicine, New York. Additionally, he served as the Chief of Dermatology at Holy Name Hospital in Teaneck, New Jersey, and as President of the Dermatology Society of New Jersey.
Currently, Dr. Ragi is a Fellow of the American College of Mohs Micrographic Surgery, the American Academy of Dermatology, the American Society of Dermatologic Surgery, and the American Society of Laser Surgery and Medicine.
With a wealth of knowledge, Dr. Ragi specializes in skin cancer diagnosis and treatment, cutaneous oncology, dermatologic and laser surgery, and Mohs surgery.
To schedule an appointment with Dr. Ragi, call Saddle River Skin and Mohs Surgery, LLC, or request an appointment online today.
Emmanuel Agnant PA-C is a certified Physician Associate founder of SkinbyE aesthetics. Emmanuel is an accomplished medical provider with a wealth of medical experience (over 15 years full time experience in medical and cosmetic dermatology). Emmanuel earned his Bachelor of Science Degree from CCNY and his Physician’s Assistant Studies Degree in 2007 from Sophie Davis Biomedical school. Where He graduated Magna cum laude. Emmanuel began his career at Elmhurst Hospital center, located in Queens NY, in the field of Dermatology and Urology surgery, where He was able to develop his surgical skills Emmanuel developed a strong affinity for dermatology while working at Elmhurst And decided to devote his time solely to Dermatology. He provides routine skin examinations and skin cancer, performing biopsies, excisions and a variety of cosmetic procedures and treatments. Emmanuel is an active member of the American Academy of Physician Assistants, and the Society for Dermatology Physician Assistants. Emmanuel is committed to providing the best quality care to his patients and tirelessly guiding them towards achieving their optimal health goals.
Philip Fried, MD, is the medical director at West Derm Center, which he originally founded in 1991. Under Dr. Fried’s expert guidance, the practice has grown to six New York locations, one each in White Plains, New Rochelle, and Yonkers, and their Bronx offices in Pelham Gardens and Riverdale. At each location, Dr. Fried ensures that patients have access to a wide range of dermatological and aesthetic services.
Dr. Fried began his education at Touro College in Manhattan, where he graduated magna cum laude. He went on to earn his medical degree at the Albert Einstein College of Medicine in the Bronx.
Dr. Fried completed a general surgery internship at the University of Medicine and Dentistry of New Jersey in Newark and served as a dermatology resident at New York Medical College in Valhalla. Rounding out his medical training, Dr. Fried served as an attending physician in the emergency rooms of Jamaica Hospital and Bellevue Hospital in New York.
With this comprehensive medical training under his belt and a board certification in dermatology, Dr. Fried went into private practice. He focuses on cosmetic and laser surgery, varicose vein treatment, autologous fat transplantation, and mesotherapy, which involves vitamin injections to dissolve subcutaneous fat.
Over his career, Dr. Fried has conducted a number of studies on dermatological diseases and was involved in special investigative research on leprosy, wounds, and burn healing. Dr. Fried’s work is published in The Journal of Infectious Diseases and Annals of Internal Medicine, and he’s spoken extensively at both national and international conferences.
To cater to a wider range of patients, Dr. Fried speaks English, Spanish, and Hebrew.
Advanced Medical and Cosmetic Dermatology in Stamford, Connecticut, provides personalized dermatology care in a small practice setting. Led by board-certified dermatologist Samuel L. Gettler, MD, the practice provides care for patients of all ages including young children.
Dr. Gettler, as a board-certified dermatologist, specializes in treating all diseases of the skin, hair, and nails. At the practice, common and rare skin conditions are treated on a regular basis and every patient is provided the standard of care treatment with a patient-focused model of care.
Dr. Gettler provides services for skin conditions including full-body skin examinations for skin cancer identification, treatment of skin cancer, removal of skin growths including warts, molluscum, and skin tags, and the treatment of common and rare skin conditions, including psoriasis, atopic dermatitis (eczema), acne, rosacea, alopecia (hair loss) including scarring forms of alopecia, and botulinum toxin (Botox) for hyperhidrosis (increased underarm sweating).
Dr. Gettler also offers complimentary cosmetic services including Xeomin injections for facial wrinkles, sclerotherapy for removal of leg veins, and acid peels for the treatment of wrinkles, sun damage, melasma, acne scarring, and other uses.
A Connecticut native, Dr. Gettler graduated from Joel Barlow High School in Redding before earning his Bachelor of Arts at the University of Pennsylvania in Philadelphia.
He returned to his home state for medical school, earning his Doctor of Medicine at the University of Connecticut School of Medicine in Farmington. Dr. Gettler completed his dermatology residency at New York Medical College in Valhalla, New York.
Dr. Gettler opened Advanced Medical and Cosmetic Dermatology in 2006 to provide dermatology services to the greater Stamford community, including Greenwich, Darien, New Canaan, and beyond.
Dr. Gettler resides in Wilton, Connecticut, with his wife and three children.
At Advanced Medical and Cosmetic Dermatology, all patients are seen and cared for by Dr. Gettler. The practice accepts almost all major insurance plans and Medicare, plus accommodates cash-paying patients with fair fees, providing services at the lowest possible cost.
Call Advanced Medical and Cosmetic Dermatology or schedule an appointment online today.
Shirley Xu, DNP, FNP-BC is a Board-Certified Family Nurse Practitioner specializing in medical and cosmetic dermatology. She received her Bachelor’s degree from the University at Buffalo and her Master’s degree and Doctor of Nursing Practice (DNP) degree from Columbia University.
Shirley Xu sees patients for dermatology concerns including but not limited to eczema, acne, rosacea, hair loss, and psoriasis as well as aesthetic and procedural treatments. She is dedicated to treating patients with an individualized approach. She understands how dermatological conditions can impact the quality of one’s life and is committed to helping her patients feel empowered and confident in their own skin. She is passionate about skincare and utilizes her research background to stay up to date about skincare ingredients, treatments, and procedures.
Born and raised in New York City. Shirley is fluent in two dialects of Chinese. In her free time, she enjoys playing with her bunny Momo, biking and traveling internationally.
Board-Certified Dermatologist | Medical & Pediatric Dermatology
Dr. Sergey Petrosian is a board-certified dermatologist at the Skin Institute of New York (SINY®), providing comprehensive dermatologic care to adult and pediatric patients across Brooklyn and Manhattan. A native New Yorker who grew up in Queens, Dr. Petrosian is deeply connected to the communities he serves in Park Slope, Bay Ridge, and the Upper East Side
Known for his thorough evaluations, attentive bedside manner, and patient-centered treatment plans, Dr. Petrosian is committed to delivering evidence-based dermatologic care in a welcoming, professional environment.
Dr. Petrosian’s academic and medical training reflect strong New York roots and rigorous clinical preparation:
Graduate of Brooklyn Technical High School
Bachelor of Science – University of Medicine and Dentistry of New Jersey
Dermatology Residency (Chief Resident) – Stony Brook University
Doctor of Osteopathic Medicine (DO) – New York Institute of Technology College of Osteopathic Medicine (formerly NYCOM)
Dermatology Residency – St. John's Episcopal Hospital, affiliated with Lake Erie College of Osteopathic Medicine
His residency training provided comprehensive experience in medical dermatology, procedural dermatology, and the management of complex skin conditions across diverse patient populations
Clinical Expertise & Special Interests
Dr. Petrosian treats both adult and pediatric patients and provides care for a wide range of dermatologic conditions, including:
Acne and inflammatory skin conditions
Eczema and psoriasis
Skin cancer screenings and lesion evaluation
Pediatric dermatology
General medical dermatology
Preventative skin care
Patients consistently note his ability to listen carefully, thoroughly explain diagnoses, and create structured treatment plans that lead to measurable improvement.
Patient Experience & Satisfaction
Patients frequently describe Dr. Petrosian as kind, knowledgeable, and exceptionally thorough. Many appreciate that he takes the time to address concerns in detail and follows up thoughtfully to ensure progress and symptom improvement.
Convenient Locations in New York
Dr. Petrosian sees patients at SINY Dermatology offices in Brooklyn and Manhattan.
Park Slope, Brooklyn
76 7th Ave, Brooklyn, NY 11217 Phone:800-778-3090
Hours:
Mon–Tue: 9:00 AM – 8:00 PM
Wed–Thu: 8:00 AM – 8:00 PM
Fri: 9:00 AM – 7:00 PM
Sat: 9:00 AM – 5:00 PM
Sun: 10:00 AM – 3:00 PM
Serving patients from: Park Slope, Prospect Heights, Gowanus, Boerum Hill, Cobble Hill, Carroll Gardens, Windsor Terrace, Sunset Park, and surrounding Brooklyn communities.
69 E 76th St, New York, NY 10021 Phone: 800-778-3090
Hours:
Mon: 9:00 AM – 5:00 PM
Tue–Thu: 9:00 AM – 8:00 PM
Fri: 8:00 AM – 4:00 PM
Sat–Sun: Closed
Serving patients from: Upper East Side, Lenox Hill, Carnegie Hill, Yorkville, Midtown East, Roosevelt Island, Upper West Side, East Harlem, and surrounding Manhattan communities.
Dr. Petrosian accepts a wide range of major insurance plans, including:
Aetna
Anthem Blue Cross Blue Shield / Empire Blue Cross Blue Shield
Blue Cross Blue Shield
Cigna & Cigna-HealthSpring
UnitedHealthcare & Oxford
EmblemHealth (GHI / HIP)
Healthfirst (NY)
Medicare
Fidelis Care (NY)
Humana
MagnaCare
Meritain Health
Multiplan PHCS
Oscar Health
1199SEIU
Surest Health Plans
Regence Blue Cross Blue Shield
Additional plans accepted. Patients are encouraged to confirm coverage prior to scheduling.
About SINY Dermatology (Skin Institute of New York)
The Skin Institute of New York is a leading dermatology group providing medical, surgical, and cosmetic dermatology services across New York. SINY Dermatology physicians combine academic excellence, clinical research, and patient-focused care to deliver advanced skin treatments tailored to each individual.
Board-Certified Physician Assistant | Medical & Cosmetic Dermatology
Allison Jaekle, M.S., RPA-C, is a board-certified physician assistant specializing in medical and cosmetic dermatology at the Skin Institute of New York (SINY®). Born and raised on Long Island, Allison brings a strong academic foundation, advanced clinical training, and a patient-centered approach to every visit.
Her goal is to restore and enhance the skin’s natural beauty through individualized care plans tailored to each patient’s unique needs.
Allison’s education reflects both academic excellence and leadership achievement:
Bachelor’s Degree in History (Public Health Concentration) – Binghamton University
Bachelor of Science in Health Sciences – Touro College
Master in Physician Assistant Studies – Touro College
Upon graduation, Allison received the Leadership Award, Academic Achievement Award, and Clinical Achievement Award, recognizing her excellence in scholarship, patient care, and leadership.
She is a board-certified physician assistant and remains actively engaged in continuing education to stay at the forefront of dermatologic advancements.
Clinical Expertise & Special Interests
Allison provides comprehensive dermatologic care with expertise in:
Medical dermatology
Cosmetic dermatology
Skin cancer screenings
Acne and inflammatory skin conditions
Preventative skin care
Aesthetic treatment planning
Her approach prioritizes collaboration and education. Patients consistently note that she takes the time to listen, thoroughly explain treatment options, and ensure they feel confident in their care decisions.
Professional Memberships
Allison is an active member of:
American Academy of Physician Assistants
New York State Society of Physician Assistants
Society for Dermatology Physician Assistants
Her professional involvement reflects her commitment to maintaining the highest standards of dermatologic care.
Patient Experience & Satisfaction
Patients frequently describe Allison as professional, thorough, compassionate, and easy to talk to. Many highlight how she spends ample time answering questions, explaining diagnoses and procedures clearly, and creating collaborative treatment plans.
Patients also praise the attentive and friendly SINY team, efficient appointment scheduling, and the feeling of being truly seen and heard during each visit.
Convenient Locations in New York
Allison Jaekle sees patients at multiple SINY Dermatology locations, providing accessible care across Brooklyn and Long Island.
Bay Ridge, Brooklyn
7901 4th Ave, Brooklyn, NY 11209 Phone: 800-778-3090
Hours:
Mon-Thu: 9:00 AM – 8:00 PM
Fri: 9:00 AM – 6:30 PM
Sat: 9:00 AM – 3:00 PM
Sun: 9:00 AM – 2:00 PM
Serving patients from: Bay Ridge, Dyker Heights, Bensonhurst, Sunset Park, Fort Hamilton, Staten Island, and surrounding South Brooklyn communities.
Allison Jaekle accepts a wide range of major insurance plans, including:
Aetna
Anthem Blue Cross Blue Shield / Empire Blue Cross Blue Shield
Blue Cross Blue Shield (including Federal Employee Program)
Cigna & Cigna-HealthSpring
UnitedHealthcare & Oxford
EmblemHealth (GHI)
Healthfirst (NY)
Medicare
Fidelis Care (NY)
Humana
MagnaCare
MetroPlus Health Plan
Oscar Health
1199SEIU
Surest Health Plans
Additional plans accepted. Patients are encouraged to contact SINY Dermatology to confirm coverage prior to their visit.
About SINY Dermatology (Skin Institute of New York)
The Skin Institute of New York is a leading dermatology group providing medical, surgical, and cosmetic dermatology services across New York. SINY Dermatology physicians combine academic excellence, clinical research, and patient-focused care to deliver advanced skin treatments tailored to each individual.
Dr. Ezra Hazan is a board certified dermatologist and fellowship trained Mohs surgeon. He graduated with honors from Jefferson Medical College in Philadelphia, PA. Dr. Hazan went on to do an internship in internal medicine at Maimonides Medical Center in Brooklyn, NY. He then completed his dermatology residency at Thomas Jefferson University Hospital and fellowship in Mohs micrographic surgery and cosmetic dermatology at Mount Sinai Hospital. There he gained extensive knowledge and experience in procedural dermatology, including surgery of the skin as well as advanced cosmetic procedures like injectables, lasers and light based technologies.
Dr. Hazan is on staff at Mount Sinai Hospital, where he helps train dermatology residents, and at Penn Medicine Princeton Medical Center. He has published many academic journal articles and authored multiple textbook chapters on various topics in the field of dermatology. Dr. Hazan is a member of the American Academy of Dermatology, American Society for Dermatologic Surgery and American College of Mohs Surgery. He is passionate about the management and treatment of skin cancers, as well as cosmetic treatments and general dermatologic conditions. He strives to provide personalized quality care to all of his patients.
Board-Certified Dermatologist | Upper East Side, NYC
Dr. Sydney Liang, MD, is a board-certified dermatologist and Fellow of the American Academy of Dermatology. She specializes in medical, cosmetic, and surgical dermatology, delivering compassionate, high-quality, and patient-centered care to patients in Manhattan’s Upper East Side and throughout New York City.
Dr. Liang combines academic excellence, surgical precision, and aesthetic artistry to help patients achieve healthy skin and natural-looking cosmetic results.
Dr. Liang’s academic background reflects exceptional achievement and dedication to excellence.
She completed her undergraduate degrees in cell biology, genetics, and human development at the University of Maryland, graduating summa cum laude and earning early acceptance to the Phi Beta Kappa Honor Society as a junior.
She earned her medical degree from the New York University School of Medicine, where she was elected to the prestigious Alpha Omega Alpha Medical Honor Society and graduated at the top of her class.
Dr. Liang completed her dermatology residency at the NYU Langone Health, within the Ronald O. Perelman Department of Dermatology. During residency, she received multiple awards for academic excellence, leadership, and research, culminating in the Morris Leider MD Award for “Best All-Around Resident.”
Her commitment to ongoing education ensures patients receive the most current, cutting-edge, and evidence-based dermatologic treatments available.
Dermatologic Expertise & Special Interests
Dr. Liang provides comprehensive care for conditions of the skin, hair, and nails, with particular expertise in:
Skin Cancer Prevention & Surgical Management
Skin cancer screenings
Early detection and prevention
Surgical treatment of skin cancers
Precision excisions
Medical Dermatology
Acne and acne scarring
Rosacea
Psoriasis
Complex inflammatory skin disorders
Cosmetic Dermatology
Cosmetic injectables (neuromodulators and fillers)
Laser treatments
Skin resurfacing procedures
Personalized aesthetic treatment planning
Her approach emphasizes safety, evidence-based medicine, and treatments tailored to each patient’s unique goals and skin type.
Academic Leadership & Research
In addition to treating patients at SINY®, Dr. Liang teaches future dermatologists at New York University School of Medicine. She has presented at numerous regional and national dermatology conferences and has authored scholarly publications in leading dermatology journals.
Her dedication to advancing dermatologic science reinforces her commitment to delivering exceptional patient care.
Patient Experience & Satisfaction
Dr. Liang places patients at the forefront of every visit. Known for her empathetic demeanor and exceptional communication skills, she creates a comfortable environment where patients feel heard and respected.
Practice Location
Upper East Side
69 E 76th St, New York, NY 10021 Phone: 800-778-3090
Hours:
Mon: 9:00 AM – 5:00 PM
Tue-Thu: 9:00 AM – 8:00 PM
ri: 8:00 AM – 4:00 PM
Sat-Sun: Closed
Serving patients from: Upper East Side, Lenox Hill, Carnegie Hill, Yorkville, Midtown East, Roosevelt Island, Upper West Side, East Harlem, and surrounding Manhattan communities.
Accepted Insurance Plans
Dr. Liang participates with many major insurance plans, including:
Aetna
Blue Cross Blue Shield (including Empire BCBS)
Cigna
EmblemHealth
HealthFirst (NY)
UnitedHealthcare
Oscar Health
Medicare
1199SEIU
Multiplan PHCS
Fidelis Care
For specific plan verification, patients are encouraged to contact the office directly.
About SINY Dermatology (Skin Institute of New York)
The Skin Institute of New York is a leading dermatology group providing medical, surgical, and cosmetic dermatology services across New York. SINY Dermatology physicians combine academic excellence, clinical research, and patient-focused care to deliver advanced skin treatments tailored to each individual.
Dr. Regina Zambrano DiFiore is a board-certified dermatologist at the Skin Institute of New York (SINY®), providing comprehensive dermatologic care at the Massapequa, Long Island location. Born and raised on the South Shore of Long Island, Dr. Zambrano DiFiore is proud to serve the community she calls home, caring for patients of all ages with a compassionate, highly personalized approach.
She is trained in medical, pediatric, and cosmetic dermatology, with advanced experience treating all skin types. Patients appreciate her thorough evaluations, clear communication, and commitment to developing treatment plans that align with each individual’s needs and goals.
Dr. Zambrano DiFiore’s academic excellence and leadership background reflect her dedication to high-quality, evidence-based dermatologic care:
Bachelor of Science in Biology (Honors) – Stony Brook University Specialization: Developmental Genetics
Doctor of Osteopathic Medicine (DO) – Nova Southeastern University, Fort Lauderdale, FL
Master of Public Health (MPH) – Nova Southeastern University
Internship & Dermatology Residency – St. John’s Episcopal Hospital Chief Resident, Final Year
Her dual medical and public health training allows Dr. Zambrano DiFiore to approach dermatology with a broad, patient-centered perspective that emphasizes both treatment and long-term skin health.
Clinical Expertise & Special Interests
Dr. Zambrano DiFiore provides comprehensive care for conditions affecting the skin, hair, and nails, including both common and complex dermatologic concerns. Her areas of focus include:
Medical dermatology for acute and chronic skin conditions
Pediatric dermatology
Skin cancer screening and early detection
Hair and scalp disorders
Nail conditions
Cosmetic dermatology, including:
Neurotoxins (Botox® and similar treatments)
Dermal fillers
With a thoughtful, minimalistic approach to aesthetics, she focuses on enhancing her patients’ natural beauty—creating treatment plans that are subtle, balanced, and tailored to individual goals. Her philosophy centers on helping patients look refreshed, confident, and like the best version of themselves.
Patient-Centered Philosophy
Dr. Zambrano DiFiore is deeply committed to building long-term relationships with her patients. She strives to create an approachable, supportive environment where patients feel heard, respected, and actively involved in their care.
She is passionate about patient education, empowering individuals to understand their conditions and treatment options so they can confidently participate in their dermatologic journey. Dr. Zambrano DiFiore remains actively engaged with the latest advancements in dermatology to ensure her patients receive safe, effective, and innovative care.
Patient Experience & Satisfaction
Patients consistently describe Dr. Zambrano DiFiore as attentive, knowledgeable, and genuinely caring. Many highlight her ability to listen closely, explain treatment options clearly, and follow up personally to ensure optimal outcomes.
Convenient Location in Long Island
Dr. Zambrano DiFiore sees patients at the SINY Dermatology Massapequa office, serving families and individuals throughout the South Shore of Long Island.
Massapequa, Long Island
83A Grand Ave, Massapequa, NY 11758 Phone: 800-778-3090
Hours:
Mon, Thu & Fri: 9:00 AM – 5:00 PM
Tue: 12:00 PM – 8:00 PM
Wed: Closed
Sat: By appointment
Sun: Closed
Serving patients from: Massapequa, Massapequa Park, Seaford, Wantagh, Bellmore, Amityville, Farmingdale, and surrounding Long Island communities.
Dr. Zambrano DiFiore accepts many major insurance plans commonly used throughout Long Island and New York, including:
Aetna
Anthem Blue Cross Blue Shield / Empire Blue Cross Blue Shield
Blue Cross Blue Shield
Cigna & Cigna-HealthSpring
UnitedHealthcare & Oxford
EmblemHealth (GHI)
Healthfirst (NY)
Medicare
Humana
Fidelis Care (NY)
AvMed
1199SEIU
Multiplan PHCS
Additional plans may be accepted. Please contact SINY Dermatology to confirm coverage prior to your visit.
About SINY Dermatology (Skin Institute of New York)
The Skin Institute of New York (SINY®) is a leading dermatology group providing medical, surgical, and cosmetic dermatology services across New York. SINY Dermatology physicians combine academic excellence, advanced clinical training, and patient-focused care to deliver high-quality, individualized treatment for every patient.
Dr. Costner McKenzie is a board-certified dermatologist at the Skin Institute of New York (SINY®), providing comprehensive dermatologic care to adult and pediatric patients in Manhattan. With expertise in both medical and cosmetic dermatology, Dr. McKenzie combines academic excellence, research leadership, and compassionate patient care to deliver individualized, evidence-based treatment plans.
Dr. McKenzie’s academic and clinical training reflect a deep commitment to excellence:
Bachelor’s Degree in Human Biology – Stanford University
Doctor of Medicine (MD) – Northwestern University Feinberg School of Medicine
Inducted into the prestigious Alpha Omega Alpha Honor Medical Society
Dermatology Residency (Chief Resident) – New York University
At Northwestern, Dr. McKenzie’s academic performance and dedication to medicine earned him membership in Alpha Omega Alpha, recognizing exceptional academic achievement and professionalism. During residency at NYU, he refined his diagnostic, surgical, and cosmetic skills under nationally recognized leaders in dermatology and served as Chief Resident in his final year.
Clinical Expertise & Special Interests
Dr. McKenzie provides comprehensive dermatologic care with special focus on:
Eczema and inflammatory skin disorders
Acne and acne scarring
Hair loss and scalp conditions
Skin cancer screening and prevention
Cosmetic dermatology and injectables
Pediatric dermatology
His clinical and research interests also include health disparities in dermatology, reflecting his commitment to equitable and inclusive skin care for patients of all backgrounds
Dr. McKenzie is known for combining scientific rigor with a highly personalized approach, ensuring each patient feels heard, supported, and confident in their treatment plan.
Research, Publications & Academic Leadership
Dr. McKenzie is a well-published author with research featured in respected dermatology journals. He has presented his work at national and international meetings, contributing to advancements in the understanding and treatment of eczema, acne, hair loss, and dermatologic health disparities
He remains actively involved in medical education and is committed to mentoring and training future dermatologists.
Active Member, American Academy of Dermatology
Contributor to peer-reviewed dermatology literature
National and international presenter
Patient Experience & Satisfaction
Patients consistently describe Dr. McKenzie as personable, knowledgeable, and exceptionally attentive. Many highlight his outstanding bedside manner, noting that they never feel rushed and always feel fully heard. He is frequently praised for clearly explaining diagnoses and treatment options, providing structured care plans, and ensuring patients leave feeling confident and informed.
Patients also commend the professionalism and friendliness of the SINY team, efficient scheduling, and welcoming office environment
Patient Experience & Satisfaction
Patients consistently describe Dr. McKenzie as personable, knowledgeable, and exceptionally attentive. Many highlight his outstanding bedside manner, noting that they never feel rushed and always feel fully heard. He is frequently praised for clearly explaining diagnoses and treatment options, providing structured care plans, and ensuring patients leave feeling confident and informed.
Patients also commend the professionalism and friendliness of the SINY team, efficient scheduling, and welcoming office environment.
Convenient Locations in New York
Dr. McKenzie sees patients at two SINY Dermatology locations in Manhattan, offering convenient access to expert dermatologic care.
Upper East Side
69 E 76th St, New York, NY 10021 Phone: 800-778-3090
Hours:
Mon: 9:00 AM – 5:00 PM
Tue-Thu: 9:00 AM – 8:00 PM
ri: 8:00 AM – 4:00 PM
Sat-Sun: Closed
Serving patients from: Upper East Side, Lenox Hill, Carnegie Hill, Yorkville, Midtown East, Roosevelt Island, Upper West Side, East Harlem, and surrounding Manhattan communities.
1000 Park Ave, New York, NY 10028 Phone:800-778-3090
Hours:
on-Tue: 9:00 AM – 5:00 PM
Wed: 12:00 PM – 8:00 PM
Thu: 9:00 AM – 5:00 PM
Fri: Closed
Sat: 10:00 AM – 3:00 PM
Sun: Closed
Serving patients from: Upper East Side, Carnegie Hill, Lenox Hill, Yorkville, Midtown East, Central Park East, and surrounding Manhattan neighborhoods.
Dr. McKenzie accepts a wide range of major insurance plans, including:
Aetna
Anthem Blue Cross Blue Shield / Empire Blue Cross Blue Shield
Blue Cross Blue Shield (including Federal Employee Program)
Cigna & Cigna-HealthSpring
UnitedHealthcare & Oxford
EmblemHealth (GHI)
Healthfirst (NY)
Medicare
Fidelis Care (NY)
Humana
Oscar Health
MetroPlus Health Plan
MagnaCare
1199SEIU
Additional plans accepted. Patients are encouraged to contact SINY Dermatology to confirm coverage prior to their visit.
About SINY Dermatology (Skin Institute of New York)
The Skin Institute of New York is a leading dermatology group providing medical, surgical, and cosmetic dermatology services across New York. SINY Dermatology physicians combine academic excellence, clinical research, and patient-focused care to deliver advanced skin treatments tailored to each individual.
Board-Certified Dermatologist | Acne, Hair Loss & Medical Dermatology Specialist
Dr. Peter Saitta is a highly regarded board-certified dermatologist at the Skin Institute of New York (SINY Dermatology), known nationally and internationally for his expertise in acne, hair loss, contact dermatitis, and complex medical dermatology. He treats both adult and pediatric patients, combining advanced clinical research experience with compassionate, patient-centered care.
Dr. Saitta’s academic background and leadership training distinguish him as a leader in modern dermatology:
Bachelor of Arts – New York University (NYU)
Doctor of Osteopathic Medicine – University of Medicine and Dentistry of New Jersey
Dermatology Residency (Chief Resident) – Affiliated with Michigan State University
Recipient of national awards for leadership and academic excellence
During his residency, Dr. Saitta trained under a world-recognized authority in acne, where he also served as Clinical Research Director on multiple acne treatment studies. His work contributed to the development and refinement of some of the most advanced acne therapies available today—innovations he now brings directly to his patients at SINY Dermatology.
Clinical Expertise & Special Interests
Dr. Saitta provides comprehensive medical dermatology care with particular focus on:
Acne treatment (teen and adult acne, hormonal acne, treatment-resistant acne)
Hair loss and scalp disorders
Contact dermatitis and complex rashes
Hand, face, and scalp rashes
Skin cancer screening, diagnosis, and treatment
Pediatric dermatology
Research, Publications & National Leadership
Dr. Saitta is deeply involved in advancing the field of dermatology through research, education, and professional leadership:
Member, American Osteopathic College of Dermatology
National committee member, Dermatology Resident In-Service Examination
Recognized author and subject-matter leader in contact dermatitis in the Yearbook of Dermatology
International lecturer on acne, hair loss, and the psychological effects of skin disease
Author of numerous peer-reviewed publications, many widely available online
He is also joining the Dermatology Residency Program at St. Barnabas Hospital in New York, where he will help train the next generation of dermatologists.
Patient Experience & Satisfaction
Patients frequently highlight Dr. Saitta’s thorough approach, clear communication, and ability to treat complex or long-standing skin concerns with leading-edge yet practical solutions.
Convenient Locations in New York
Dr. Saitta sees patients at multiple SINY Dermatology locations across Brooklyn and Long Island, providing convenient access to expert dermatologic care for surrounding neighborhoods and communities. Patients can easily request an appointment with Dr. Peter Saitta online using the location scheduling links below.
Bay Ridge, Brooklyn
7901 4th Ave, Brooklyn, NY 11209 Phone: 800-778-3090
Hours:
Mon-Thu: 9:00 AM – 8:00 PM
Fri: 9:00 AM – 6:30 PM
Sat: 9:00 AM – 3:00 PM
Sun: 9:00 AM – 2:00 PM
Serving patients from: Bay Ridge, Dyker Heights, Bensonhurst, Sunset Park, Fort Hamilton, Staten Island, and surrounding South Brooklyn communities.
76 7th Ave, Brooklyn, NY 11217 Phone: 800-778-3090
Hours:
Mon-Tue: 9:00 AM – 8:00 PM
Wed-Thu: 8:00 AM – 8:00 PM
Fri: 9:00 AM – 7:00 PM
Sat: 9:00 AM – 5:00 PM
Sun: 10:00 AM – 3:00 PM
Serving patients from: Park Slope, Prospect Heights, Gowanus, Boerum Hill, Carroll Gardens, Cobble Hill, Downtown Brooklyn, and surrounding neighborhoods.
Dr. Saitta accepts a wide range of major insurance plans, including:
Aetna
Anthem Blue Cross Blue Shield / Empire Blue Cross Blue Shield
Blue Cross Blue Shield (including Federal Employee Program)
Cigna & Cigna-HealthSpring
UnitedHealthcare & Oxford
EmblemHealth (GHI)
Healthfirst (NY)
Medicare
Humana
Fidelis Care (NY)
Oscar Health
MetroPlus Health Plan
1199SEIU
Additional plans accepted. Please contact SINY Dermatology to confirm coverage prior to your visit.
About SINY Dermatology (Skin Institute of New York)
The Skin Institute of New York is a leading dermatology group providing medical, surgical, and cosmetic dermatology services across New York. SINY Dermatology physicians combine academic excellence, clinical research, and patient-focused care to deliver advanced skin treatments tailored to each individual.
Dr. Rebeca Teplitz is a board-certified dermatologist specializing in medical, surgical, and cosmetic dermatology. She provides expert care for a diverse range of skin, hair, and nail conditions for patients of all ages.
Dr. Teplitz graduated magna cum laude from the George Washington University with a degree in cognitive neuroscience and a minor in business administration. She earned her medical degree from the New York Institute of Technology College of Osteopathic Medicine. She went on to complete her internship in Family Medicine and her Dermatology Residency at St. John's Episcopal Hospital, where she excelled as Chief Resident.
Dedicated to continuous learning and advancement in dermatology, Dr. Teplitz regularly contributes to research and has authored numerous articles in peer-reviewed journals. She serves on the editorial board for SKIN The Journal of Cutaneous Medicine and is an active member of the American Academy of Dermatology. Dr. Teplitz also dedicates time to educating the next generation of dermatologists as a Clinical Instructor at NYU.
With a patient-centered philosophy, Dr. Teplitz focuses on creating personalized care plans that aim to boost confidence and comfort, while enhancing the natural beauty of her patients. Her commitment ensures every patient feels fully supported throughout their treatment journey, helping them meet their unique needs and goals.
Beyond her clinical practice, Dr. Teplitz enjoys spending time with her family, practicing Pilates, and immersing herself in the vibrant culture of New York City. She stays up-to-date with the latest trends in dermatology and skincare to bring the most effective treatments to her patients.
Dr. Teplitz looks forward to welcoming you and working together to achieve healthy, glowing skin so you can feel your best, both inside and out!
Dr. Aurash Bina is a board-certified dermatologist at the Skin Institute of New York (SINY®) specializing in medical dermatology, skin cancer screening and prevention, and cosmetic dermatology. Known for his attentive bedside manner and thorough diagnostic approach, Dr. Bina is dedicated to delivering high-quality, patient-centered dermatologic care.
Dr. Bina believes that effective dermatology care begins with listening. He prioritizes patient education and personalized treatment plans, helping individuals understand their skin conditions and empowering them to make informed decisions about their care.
In addition to treating a wide range of medical dermatology conditions, Dr. Bina also provides cosmetic dermatology treatments designed to enhance skin health, appearance, and patient confidence.
Dr. Bina’s training reflects a strong foundation in dermatology and patient-centered clinical care.
Bachelor of Science – University of Texas at Austin
Doctor of Osteopathic Medicine (DO) – Touro University California College of Osteopathic Medicine
Medical Internship – St. John's Episcopal Hospital, Queens, New York
Dermatology Residency – St. John's Episcopal Hospital
During residency, Dr. Bina’s clinical excellence and leadership led to his appointment as Chief Dermatology Resident, where he gained extensive experience diagnosing and managing a wide range of skin conditions.
Dermatology Expertise
Dr. Bina treats patients with a wide variety of dermatologic concerns affecting the skin, hair, and nails.
His clinical interests include:
Skin cancer screening and prevention
Acne and inflammatory skin conditions
Eczema and psoriasis
Rosacea and chronic skin irritation
Skin infections and rashes
Hair and scalp disorders
Preventative skin care and long-term skin health
Dr. Bina’s comprehensive approach focuses not only on treating current symptoms but also on preventing future skin concerns and maintaining long-term skin health.
Cosmetic Dermatology
In addition to medical dermatology, Dr. Bina offers advanced cosmetic dermatology treatments to help patients look and feel their best.
Services may include:
Injectable treatments such as Botox® and dermal fillers
Laser skin treatments
Skin rejuvenation procedures
Treatment for sun damage and uneven skin tone
By combining aesthetic treatments with medical dermatology expertise, Dr. Bina helps patients achieve both healthy and confident skin.
Commitment to Dermatology Advancement
Dr. Bina remains committed to staying current with the latest dermatology research, technologies, and treatment methods.
He regularly participates in continuing education and contributes to the dermatology community through clinical presentations and collaborative research efforts, helping advance the understanding of dermatologic care and treatment.
Patient Experience & Satisfaction
Patients consistently describe Dr. Bina as attentive, compassionate, and thorough. He takes the time to understand each patient’s concerns and explain treatment options clearly. Dr. Bina believes that building trust and open communication with patients is essential to successful dermatologic care.
Convenient Dermatology Locations in Brooklyn
Dr. Bina sees patients at two SINY Dermatology offices in Brooklyn.
Bay Ridge
7901 4th Ave Brooklyn, NY 11209 Phone: 800-778-3090
Hours:
Mon–Thu: 9:00 AM – 8:00 PM
Fri: 9:00 AM – 6:30 PM
Sat: 9:00 AM – 3:00 PM
Sun: 9:00 AM – 2:00 PM
Serving patients from: Bay Ridge, Dyker Heights, Bensonhurst, Sunset Park, Fort Hamilton, Staten Island, and surrounding South Brooklyn communities.
Dr. Bina accepts many widely used insurance plans across New York, including:
Aetna
Anthem Blue Cross Blue Shield / Empire Blue Cross Blue Shield
Blue Cross Blue Shield
Cigna
UnitedHealthcare and Oxford
EmblemHealth (GHI / HIP)
Healthfirst (NY)
Medicare
Fidelis Care (NY)
MetroPlus Health Plan
MagnaCare
1199SEIU
Patients are encouraged to confirm coverage with the office prior to their appointment.
About SINY Dermatology (Skin Institute of New York)
The Skin Institute of New York (SINY®) is a leading dermatology group providing medical, surgical, and cosmetic dermatology services across New York City and Long Island. SINY physicians combine advanced clinical training, academic excellence, and patient-centered care to deliver individualized, evidence-based treatment for every patient.
Dr. Vignesh Ramachandran is a board-certified dermatologist at the Skin Institute of New York (SINY®), providing comprehensive dermatologic care for adults and children across Brooklyn and Queens. He treats a wide spectrum of conditions affecting the skin, hair, and nails, combining advanced academic training with compassionate, patient-centered care.
Originally immigrating with his family as a child to a small town in Ontario, Canada, Dr. Ramachandran developed a strong appreciation for hard work, humility, and community. He brings those small-town values to every patient interaction—merging clinical excellence with empathy, honesty, and careful listening.
Patients frequently note his thoughtful bedside manner, clear explanations, and commitment to helping them understand both their diagnosis and treatment options.
Dr. Ramachandran’s academic path reflects exceptional achievement at every stage of his training.
Presidential Scholar – Dean’s Scholars Honors Program, University of Texas at Austin
Doctor of Medicine (MD) – Baylor College of Medicine (graduated #1 in his class)
Inducted into the Alpha Omega Alpha Honor Medical Society and Gold Humanism Honor Society
Internal Medicine Internship – Texas Health Presbyterian Hospital Dallas Awarded Outstanding Intern of the Year
Dermatology Residency – Ronald O. Perelman Department of Dermatology at New York University
During residency, Dr. Ramachandran became nationally recognized as a three-time “Rising Derm Star.” He also participated in multiple dermatology clinical trials, published more than 100 peer-reviewed research papers, and contributed to national dermatology committees.
He concluded residency by receiving the Irwin M. Freedberg, M.D. Award, recognizing the resident who contributed the most to advancing dermatology within the broader “House of Medicine.”
Clinical Expertise
Dr. Ramachandran provides full-spectrum dermatologic care for adults and children, including medical, surgical, and cosmetic dermatology.
Common conditions and treatments include:
Acne and acne scarring
Eczema and psoriasis
Hair loss and scalp disorders
Skin cancer screenings and lesion evaluation
Rosacea and inflammatory skin conditions
Pediatric dermatology
Nail disorders
Cosmetic dermatology and skin rejuvenation
Preventative skin care and long-term skin health management
His clinical approach focuses on thorough diagnosis, personalized treatment planning, and clear communication, ensuring patients feel confident and informed throughout their care.
Academic Dermatology & Teaching
In addition to his clinical work at SINY Dermatology, Dr. Ramachandran remains actively involved in academic medicine.
He serves as a Clinical Instructor in the Ronald O. Perelman Department of Dermatology at New York University, where he:
Teaches dermatology residents
Conducts hospital consultations
Participates in dermatology education and clinical training
He also provides inpatient consultations at NYU Langone Hospital—Brooklyn, helping manage complex dermatologic conditions in hospitalized patients.
This ongoing academic involvement allows him to stay closely connected with the latest dermatology research, treatments, and clinical innovations.
Patient Experience & Satisfaction
Patients consistently describe Dr. Ramachandran as compassionate, attentive, and highly knowledgeable. Many appreciate the time he takes to listen carefully to concerns and explain treatment plans in a clear, reassuring manner.
Convenient Locations in New York
Dr. Ramachandran sees patients at SINY Dermatology offices in Brooklyn and Queens.
Bay Ridge
7901 4th Ave Brooklyn, NY 11209 Phone: 800-778-3090
Hours:
Mon–Thu: 9:00 AM – 8:00 PM
Fri: 9:00 AM – 6:30 PM
Sat: 9:00 AM – 3:00 PM
Sun: 9:00 AM – 2:00 PM
Serving patients from: Bay Ridge, Dyker Heights, Bensonhurst, Sunset Park, Fort Hamilton, Staten Island, and surrounding South Brooklyn communities.
109-33 71st Road, Suite 1F Forest Hills, NY 11375 Phone: 800-778-3090
Hours:
Mon: 9:00 AM – 8:00 PM
Tue: 9:00 AM – 7:00 PM
Wed–Thu: 8:00 AM – 8:00 PM
Fri: 9:00 AM – 7:00 PM
Sat: 9:00 AM – 5:00 PM
Sun: 10:00 AM – 3:00 PM
Serving patients from: Forest Hills, Rego Park, Kew Gardens, Flushing, Jamaica, Richmond Hill, Elmhurst, Corona, Middle Village, and surrounding Queens communities.
Dr. Ramachandran accepts many major insurance plans commonly used across New York, including:
Aetna
Anthem Blue Cross Blue Shield / Empire Blue Cross Blue Shield
Blue Cross Blue Shield
Cigna
UnitedHealthcare & Oxford
EmblemHealth (GHI / HIP)
Healthfirst (NY)
Medicare
Fidelis Care (NY)
Humana
MagnaCare
Multiplan PHCS
Oscar Health
1199SEIU
Additional plans may also be accepted. Patients are encouraged to confirm coverage prior to scheduling.
About SINY Dermatology (Skin Institute of New York)
The Skin Institute of New York (SINY®) is a leading dermatology group providing medical, surgical, and cosmetic dermatology services across New York City and Long Island. SINY physicians combine advanced clinical training, academic excellence, and patient-centered care to deliver individualized, evidence-based treatment for every patient.
Shirley Xu, DNP, FNP-BC is a Board-Certified Family Nurse Practitioner specializing in medical and cosmetic dermatology. She received her Bachelor’s degree from the University at Buffalo and her Master’s degree and Doctor of Nursing Practice (DNP) degree from Columbia University.
Shirley Xu sees patients for dermatology concerns including but not limited to eczema, acne, rosacea, hair loss, and psoriasis as well as aesthetic and procedural treatments. She is dedicated to treating patients with an individualized approach. She understands how dermatological conditions can impact the quality of one’s life and is committed to helping her patients feel empowered and confident in their own skin. She is passionate about skincare and utilizes her research background to stay up to date about skincare ingredients, treatments, and procedures.
Born and raised in New York City. Shirley is fluent in two dialects of Chinese. In her free time, she enjoys playing with her bunny Momo, biking and traveling internationally.
Tobechi Ebede, MD, FAAD, is a board-certified dermatologist and fellowship-trained Mohs surgeon, founded Plaza Park Dermatology, located in the Brooklyn Heights neighborhood of Brooklyn, New York.
She founded the practice with a simple philosophy: To educate and empower patients with the ability to maintain their skincare at home. This practical-yet-compassionate approach carries over to every aspect of her practice, which emphasizes timely, accessible, personalized treatment.
A graduate of Dartmouth College, Dr. Ebede earned her medical degree at the University of Rochester School of Medicine. She was voted “Intern of the Year” at Mount Sinai St. Luke’s-Roosevelt Hospital before progressing to Dermatology residency training at Weill-Cornell/NYPH.
She completed a prestigious Mohs surgery/procedural dermatology fellowship at the joint NYU-Memorial Sloan-Kettering program. Dr. Ebede is a member of the Weill Cornell clinical teaching faculty, where she is actively involved in the education of medical students and resident physicians.
Dr. Ebede is a fellow of the American Academy of Dermatology, the American College of Mohs Surgery, the American Society of Dermatologic Surgery, and the Women’s Dermatologic Society. She has published articles and chapters in the field of dermatology and Mohs surgery.
In her free time, Dr. Ebede enjoys traveling and has a particular interest in international medicine. She has participated in volunteer trips to Belize, Nicaragua, and the Philippines and looks forward to more international medical missions in the future.
Closer to home, Dr. Ebede is delighted to offer her skincare expertise—with a focus on educating and empowering patients—to the Brooklyn area.
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