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.
Yelena Vevitsis is a licensed Physician Assistant, who received her bachelor of science degree in biology from Pace University and completed her Physician Assistant program at NYC Pace University-Lenox Hill Hospital. She has been practicing Dermatology for more than 20 years.
Yelena diagnoses and treats many dermatological conditions including, acne, rosacea, eczema, psoriasis, pre-cancer and skin cancers, warts, severe sweating, and various skin rashes. She performs lesion removals, biopsies, and skin cancer screenings.
Yelena’s reputation is not only defined by her work but also by her caring, dedication, and compassion for her patients.
Eyal Levit, MD, is a board-certified dermatologist at Levit Dermatology in the Manhattan Beach area of Brooklyn, New York.
Dr. Levit completed his residency at Columbia Presbyterian Hospital, now New York Presbyterian Hospital, in 1999. In recognition of his exceptional skill, he received additional fellowship training at the University of Pennsylvania in Philadelphia. Here, he studied rigorously in Mohs, laser, and dermatologic surgery.
Following his surgical fellowship, Dr. Levit completed a two-year fellowship in cosmetic dermatology. He presented nationally and internationally through his studies on laser resurfacing, liposuction, fat injections, facelifts, blepharoplasty, acne therapy, and scar revisions.
His last international presentation was in Spain in June of 2016, where he was a keynote speaker during the World Congress of Cosmetic Dermatology. He presented his inventions in cutting-edge acne therapy and blepharoplasty and described his nonsurgical nose and facial rejuvenation techniques.
Dr. Levit is excited to welcome new and returning patients to his practice.
Dr. Eyal Levit has served for 15 years as the director of Cosmetic and dermatologic surgery at St. Luke’s Hospital, Mount Sinai medical center, and received the distinguished award for best teacher of the year award for his contribution in that field.
Dr. Levit is highly recognized as an expert in the cosmetic surgery field and was selected by the ASDS (American Society of Dermatologic Surgery) as a fellowship training center for other board-certified dermatologists who want to take an additional year to improve and learn cutting-edge techniques for cosmetic procedures.
Dr. Levit performs hundreds of skin cancer surgeries a year and brings his vast dermatologic knowledge and experience of cosmetic surgery into his patient medical and cosmetic reconstruction and vis versa, his vast suturing experience techniques to his cosmetic surgeries, helping his patients feel and look better.
Dr. Levit is the primary author and creator of the ABC rules to diagnose nail melanoma published by the JAAD in 2000.
Outside of his professional career he has also authored books for both adults and children: “A Lost Art” where he describes his experience in dermatology in an educational amusing and inspiring way to the lay public. In his most recent book “The King’s Race” his vivid imagination and life experience uses animals to help heal, inspire, and improve hope and acceptance in our stereotype-riddled society. Among his hobbies, he has written songs (both lyrics & music) performing some of them in children's charity and other regional settings.
Dr. Levit believes that medicine & surgery are like all other fields (teaching, car repair, shoe sales) they begin and end with the person providing them. Once they are qualified it is not how smart they are but how much they want to make a difference and help those seeking their assistance, this is truly what makes the difference.
Office Hours
Monday, Tuesday, Wednesday, Thursday: 8:30 am – 6:00 pm
Marc Zac Handler, MD, is an acclaimed lecturer and a board-certified academic dermatologist at Kessel Dermatology in Hamilton Square, New Jersey. He is a member of Alpha Omega Alpha Honor Medical Society. Dr. Handler is also an assistant clinical professor in dermatology at Rutgers University New Jersey Medical School.
He served as a Fellow in the United States House of Representatives and crafted cost-neutral legislation to combat HIV infection. He has received the Congressional Recognition Award three times from bipartisan House members for his work on health care policy and was named a Nebraska Admiral, by the Governor of the State of Nebraska, in recognition of service to the community. He has experience with medical news production, having worked with Sanjay Gupta, MD, at CNN’s medical unit, assisting with medical programming. Additionally, he has been a medical contributor for the Discovery Health program, “Dr. G: Medical Examiner.”
Dr. Handler is a recipient of the prestigious Tatotsu Imaeda, MD, PhD, Academic Scholar Award for his extensive academic work, which includes greater than 30 peer-reviewed publications and five book chapters. Dr. Handler is the only person to be the first author of back-to-back cover articles in the Journal of the American Academy of Dermatology, the leading American journal specializing in dermatology.
Focused on improving health care access both locally and abroad, Dr. Handler has provided volunteer medical care with Project MediShare in earthquake-stricken Port-au-Prince, Haiti. His experience in Haiti led to an invitation to assist the House Foreign Affairs Committee, in Washington, DC, on USAID expenditures. He has since been a volunteer physician at the HIV hospital in Accra, Ghana, and a volunteer Emergency Medical Technician (EMT) in Hoboken, New Jersey.
Dr. Handler has been an invited guest lecturer around the globe, including Montenegro, New York, Miami, Kuwait, Iran, and Jordan. Dr. Handler holds a Bachelor of Science from the University of California, San Diego, and received his Doctor of Medicine from the University of Nebraska. Dr. Handler completed a research fellowship in pediatric dermatology at the University of Miami with department chairman Dr. Lawrence Schachner, author of Pediatric Dermatology. He completed his residency in dermatology at Rutgers University with Dr. Robert A. Schwartz, providing needed care for the underserved patients of Newark, New Jersey, and military veterans at the East Orange Veterans hospital. He was selected to serve as the program’s Chief Resident during his senior year. He completed a Mohs micrographic surgery and procedural dermatology fellowship at Skin Laser & Surgery Specialists of NY and NJ under the direction of Dr. David J. Goldberg.
Joshua Freedman, MD, MS, is a nationally recognized innovator in the field of dermatology and a board-certified dermatologist at Kessel Dermatology in Hamilton Square, New Jersey. He is a member of the American Academy of Dermatology, American Society of Dermatological Surgeons, American Contact Dermatitis Society, and Florida Society of Dermatological Surgeons. He is a licensed physician in surgery and medicine in New Jersey and Florida.
Dr. Freedman trained as a dermatologist at the University of Miami, Miller School of Medicine, in the prestigious department of Dermatology and Cutaneous Surgery, which is ranked among the Nation’s Top Ten Programs (US News & World Report 2015). During his training, he received numerous institutional and national awards for his inventions and innovations in cutting-edge dermatological technology for early skin cancer detection. Dr. Freedman completed his Medical education at Rush University Medical College and his internal medicine internship training at Advocate Illinois Masonic Hospital. While at Rush University, he served as the president of the Medical Student Surgery Group and researched at the Craniofacial Center for Plastics and Reconstructive Surgery. Dr. Freedman graduated from Drexel University with dual master’s degrees in electrical and biomedical engineering and continues to explore new ways to utilize technology to enhance dermatological care.
Dr. Freedman greatly enjoys and continues to seek out volunteer opportunities to give back to his community. He has received grants from the American Academy of Dermatology to support volunteer work in Native American Health Services on reservations in Chinle and Tsaile, Arizona. Dr. Freedman has provided volunteer service for Florida Keys Health Fairs and Camillus House Homeless Shelter. Dr. Freedman served as a student director for the Community Health Clinic in Chicago, which provided weekly free clinical care to the uninsured, and founded a new clinic that continues to serve uninsured Chicagoans today.
Dr. Freedman is originally from Bucks County, Pennsylvania, and is happy to return to and serve this area’s medical and surgical dermatological needs.
Alena Otero, PA-C, is a certified physician assistant practicing at Kessel Dermatology located in Hamilton Square, New Jersey. She has been a valued member of the Kessel Dermatology team for five years and enjoys caring for the dermatological needs of individuals living in and around Mercer County.
Alena enjoys practicing both medical and surgical dermatology. she graduated with a Bachelor of Arts from Rutgers College at Rutgers University in 2002 and obtained her Master of Science in Physician Assistant studies at the University of Medicine and Dentistry of New Jersey. She is a member of the Society for Dermatology Physician Assistants and the American Association of Surgical Physician Assistants. She is board-certified by the National Commission on Certification of Physician Assistants and is licensed to practice in New Jersey and Pennsylvania.
To request an appointment with Alena and the Kessel Dermatology team, call the office or request an appointment online today.
Savy Guthrie, MPAS, PA-C, is a board-certified physician assistant at Kessel Dermatology located in Hamilton Square, New Jersey. She is state-licensed in both New Jersey and Pennsylvania. Savy has been a dedicated member of the Kessel Dermatology team since 2006 and has been practicing medicine since 2000.
Savy holds a master’s degree from The University of Nebraska in Physician Assistant studies, a bachelor’s degree from Drexel University in Physician Assistant studies, and a Bachelor’s Degree from Temple University in physiology. She is a member of the Society of Dermatology Physician Assistants and has attained Diplomate status by completing a rigorous dermatologist-developed course program. She has been recognized as one of the top 500 Morpheus providers in all of North America for 2023 and 2024.
As a cosmetic injector, Savy combines two decades of dermatology experience, knowledge of facial anatomy, skill, and technical precision with her artistic background to create unmatched natural results. Erasing the line between medicine and artistry, she takes pride in her creativity and views every happy patient as a masterpiece. Savy provides her patients with the most innovative injection techniques by continually attending hands-on training courses by the industry’s leading instructors.
With patient safety and comfort in mind, Savy is one of the first providers in our region to use blunt-tipped microcannulas for the administration of most facial fillers rather than sharp needles. These microcannulas allow for the precise placement of fillers without piercing underlying blood vessels and nerves. In doing so, this advanced technique couples the highest safety with incredible results while yielding less bruising, downtime, and discomfort.
When not seeing patients, Savy is a level II Reiki practitioner, an aspiring fiction author and devoted mother of two.
To better serve the diverse communities of New Jersey, Savy is fluent in both English and Greek.
To request an appointment with Savy and the team at Kessel Dermatology, call the office or request an appointment online today.
Jennifer Smith, MSN, APN, FNP-BC, is a credentialed and board-certified family nurse practitioner at Kessel Dermatology in Hamilton Square, New Jersey. She has been a dedicated provider with our practice since 2016. She is certified to practice in both New Jersey and Pennsylvania.
Jennifer graduated magna cum laude with a Bachelor of Science in Nursing from Thomas Jefferson University. She went on to graduate summa cum laude with a Master of Science in Nursing.
Jennifer is a member of the National Academy of Dermatology Nurse Practitioners. She has attended numerous conferences and meetings hosted by the American Academy of Dermatology. Jennifer has also advocated for restrictions on tanning bed use by minors on a state-wide level.
Jennifer has had a life-long passion for dermatology and specializes in all skin conditions. She treats patients in person and via telemedicine.
Jennifer is appreciated at Kessel Dermatology for both her knowledge of the field of dermatology and her gentle and kind demeanor.
Joseph White, MMS, PA-C, is a board-certified physician assistant at Kessel Dermatology located in Hamilton Square, New Jersey. He joined Kessel Dermatology in 2008 and has enjoyed caring for the communities in and around Mercer County ever since.
Originally from Cape Cod, Massachusetts, Joseph attended Arcadia University in Glenside, Pennsylvania, where he graduated with a Master of Medical Sciences degree in physician assistant studies. While enrolled at Arcadia University, Joseph completed an emergency medicine rotation abroad at Zacapa Regional Hospital in Guatemala. He completed his undergraduate degree at the University of Massachusetts, where he graduated magna cum laude and twice received the Academic Achievement Award in the Biology Department.
To stay up to date with the latest advances in his field, Joseph maintains membership with the Society of Dermatology Physician Assistants.
To request an appointment with Joseph and the team at Kessel Dermatology, call the office or request an appointment online today.
Recognized as the top doctor and dermatologist in the Hamilton/Trenton area, Daniel Kessel, MD, is a board-certified dermatologist practicing at Kessel Dermatology in Hamilton Square, New Jersey. He is a member of the American Academy of Dermatology, Philadelphia Dermatologic Society, New Jersey Medical Association, American Contact Dermatitis Society, Central Jersey Independent Physicians Association, and American Medical Association. He was the director of the Division of Dermatology at Saint Francis Hospital and has been serving the greater community of New Jersey and Pennsylvania for over 30 years.
Dr. Kessel has been rated among the Top Doctors by New Jersey Monthly Magazine and consistently as the top doctor and dermatologist by the Trentonian. Dr. Kessel serves as a privileged member on the Robert Wood Johnson Hospital staff.
After graduating from Lawrenceville School with academic distinction, Dr. Kessel attended the University of Pennsylvania as a Benjamin Franklin Scholar. He graduated magna cum laude with dual degrees in mathematics and natural science. Dr. Kessel received his medical education at Temple University Medical School and completed his internship in Internal Medicine at Abington Memorial Hospital. Dr. Kessel trained in Dermatology at New York Medical College in New York City. He has conducted clinical research in coordination with the pharmaceutical industry and has authored peer-reviewed articles in the medical literature.
Dr. Kessel has proudly served the New Jersey and Pennsylvania area for more than 30 years and has volunteered his time extensively to offer skin cancer screenings at local hospitals in the community.
Efrain Morales, MSN, APN, FNP-BC, is a credentialed and board-certified family nurse practitioner at Kessel Dermatology in Hamilton Square, New Jersey.
Efrain earned his Bachelor’s and Master’s of Science in Nursing from The College of New Jersey. With over 20 cumulative years of clinical experience, Efrain has excelled and held leadership roles in a diverse range of clinical settings, including community health, pediatrics, psychiatry, medical/surgical, oncology, forensics, and critical care.
After obtaining his nurse practitioner accreditation, Efrain trained exclusively in dermatology with Dr. Kessel for an additional two years before becoming a Kessel Dermatology provider.
Efrain prides himself in his attention to accurate diagnoses and precise and personalized treatment, with an emphasis on the holistic care of the person. He also provides bilingual care for the Spanish-speaking community around Hamilton Square.
To schedule an appointment with Efrain and the team at Kessel Dermatology, call the office or request an appointment online today.
Melissa Przemieniecki, MSN, APN, FNP-BC, is a credentialed and board-certified family nurse practitioner at Kessel Dermatology in Hamilton Square, New Jersey. Her mission is to provide high-quality dermatology services to individuals living in and around Mercer County.
Melissa boasts a degree in family practice. She comes to Kessel Dermatology with a decade of experience treating patients across the lifespan, ranging from infants to adults. Melissa graduated from The College of New Jersey with honors and went on to practice emergency medicine after graduating. She has an extensive medical background and brings a unique skill set to the team at Kessel Dermatology.
Born and raised in Hamilton, New Jersey, Melissa is passionate about serving her hometown community. In her free time outside of the office, Melissa enjoys hiking, fishing, and spending time outdoors with her family.
To schedule an appointment with Melissa and the exceptional team at Kessel Dermatology, call the office or request 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.
Allison Jaekle is a Board Certified Physician Assistant specializing in medical and cosmetic dermatology. Allison was born and raised locally on Long Island. She attended Binghamton University for her undergraduate degree in History with a concentration in Public Health. She then attended Touro College for a Bachelor of Science in Health Sciences and a Master in Physician Assistant Studies, where she received the Leadership, Academic, and Clinical Achievement awards upon graduation.
She is currently an active member of the American Academy of Physician Assistants, New York State Society of Physician Assistants, and the Society for Dermatology Physician Assistants. Allison has always had a true passion for dermatology and is honored to be part of the SINY Dermatology team. Allison’s main goal is to restore the skin’s natural look of beauty via an individualized care plan for every patient.
Dr. Regina Zambrano DiFiore is a board-certified dermatologist at the Skin Institute of New York (SINY®), where she sees patients at the Massapequa, Long Island office. Born and raised on the south shore of Long Island, Dr. Zambrano is honored to return to her community and provide expert dermatologic care to patients of all ages. She is trained in medical, surgical, pediatric, and cosmetic dermatology, and has advanced experience treating all skin types with a compassionate, personalized approach.
Dr. Zambrano graduated with honors from Stony Brook University, where she earned her Bachelor of Science degree in Biology with a specialization in Developmental Genetics. She went on to complete both her Medical degree and Master of Public Health degree simultaneously at Nova Southeastern University in Fort Lauderdale, Florida. Following medical school, she completed her Internship and Dermatology Residency at St. John’s Episcopal Hospital, where she served as a Chief Resident in her final year.
In her practice, Dr. Zambrano provides comprehensive care for conditions of the skin, hair, and nails, ranging from common dermatologic concerns to more complex disorders. She is extensively trained in cosmetic dermatology, including the use of neurotoxins, fillers, and lasers. With a strong belief in enhancing her patients’ natural beauty, she takes a thoughtful, minimalistic approach to aesthetics—tailoring treatment plans and skincare regimens to each individual’s unique needs and goals. Her philosophy centers on helping patients look and feel like the very best version of themselves.
Dedicated to forming lasting relationships with her patients, Dr. Zambrano strives to create an approachable and supportive environment where every patient feels truly cared for. She is passionate about educating her patients and empowering them to take part in their treatment journey. Her commitment to dermatology extends beyond the clinic—she stays current with the latest advances in the field to bring safe, effective, and innovative care to her community.
Outside of medicine, Dr. Zambrano enjoys spending time with her husband, their two young children, and their beloved Goldendoodle. She feels privileged to be serving the community where she grew up, and looks forward to providing high-quality dermatologic care to the families of Long Island for years to come.
Sergey Petrosian DO is a board-certified dermatologist at the Skin Institute of New York (SINY®). Dr. Petrosian treats adult and pediatric patients at three of SINY’s® offices, in the Forest Hills area of Queens as well as the Bay Ridge and Park Slope areas of Brooklyn, New York.
He is a native of New York City who grew up in Queens and attended Brooklyn Technical High School. After earning a bachelor of science degree from SUNY Stony Brook University, Dr. Petrosian received his medical degree from New York College of Osteopathic Medicine (NYCOM/NYITCOM) in Westbury, New York. He then completed his residency at St. John’s Episcopal Hospital in Queens, New York in affiliation with Lake Erie College of Osteopathic Medicine.
Dr. Petrosian attended, presented and lectured at many conferences as a resident, he also received many scholastic accolades in that time. During his residency Dr. Petrosian consistently scored amongst the top percentile in the nation on in-service examinations. He trained with and received mentorship from various experts in many fields of dermatology who practice here in New York City. His training in New York City gave him exposure to a very large and diverse patient population.
Dr. Petrosian is an active member of the American Academy of Dermatology. He enjoys medical dermatology and also spent three years training with a cosmetic dermatologist. Although he provides comprehensive dermatologic treatment for all of his adult and pediatric patients, his special areas of expertise and interest include cosmetic dermatology, acne, hair loss, and skin cancer screening. Dr. Petrosian focuses on treating all of patients like family, providing the highest level of individualized and compassionate care.
Vignesh Ramachandran, MD, is a board-certified dermatologist and fellow of the American Academy of Dermatology who treats adults and children in full-spectrum general, medical, and cosmetic dermatology conditions affecting the skin, hair and nails. When he was a child, he and his family immigrated to a small town of 16,000 in Ontario, Canada before his educational journey brought him to the United States. Dr. Ramachandran still maintains those small town values, merging relentless hard work with compassion, honesty and humility to care for his patients and community.
Dr. Ramachandran graduated as a Presidential Scholar from the Dean’s Scholars Honors Program at the University of Texas at Austin. He then graduated #1 in his medical school class at the top-ranked Baylor College of Medicine in Houston, Texas, where he was inducted into the prestigious Gold Humanism and Alpha Omega Alpha Honor Societies. He went on to complete his internship in Internal Medicine at Texas Health Presbyterian Hospital Dallas, where he was awarded Outstanding Intern of the Year. Dr. Ramachandran then completed his dermatology residency at the world-renowned Ronald O. Perelman Department of Dermatology at New York University. By the end of his three years of residency, he was nationally recognized as a 3-time 'Rising Derm Star’, was an investigator in several clinical trials, published 100 peer-reviewed research papers, and served on national dermatology committees. He culminated his residency training with the Irwin M. Freedberg, M.D. Award for the resident who has done the most to advance Dermatology in the ‘House of Medicine’.
Dr. Ramachandran sees patients at the SINY® Dermatology offices in Bayridge and Forest Hills. He also serves as a Clinical Instructor in the Ronald O. Perelman Department of Dermatology at New York University, where he conducts hospital consultations at NYU Langone Hospital Brooklyn and teaches residents.
