Erik Geiger, MD
Internist
Telehealth Appts Only
Aliso Viejo, CA 92656
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Availability last updated 01/02/2026
Erik Geiger, MD
Internist
Telehealth Appts Only
Aliso Viejo, CA 92656
Dr. Sherwin Hariri is a board-certified adult and pediatric allergist and immunologist serving patients in Beverly Hills and the greater Los Angeles, CA area. He specializes in both adult and pediatric patients with asthma, allergic rhinitis, allergic conjunctivitis, sinusitis, history of food allergies, drug allergies, mast cell activation syndorme (MCAS), immune deficiencies, eczema and other allergic skin rashes.
Dr. Hariri is also an allergy and immunology attending Physician at Cedars-Sinai, where he sees patients with complicated allergic diseases. At Beverly Hills Allergy, we strive to help you breathe better so you can live better.
Dr. Hariri attended Saint Louis University School of Medicine, after which he completed an internship at the Harbor-UCLA Medical Center. He then went on to complete a residency in Internal Medicine at the world-renowned Cedars-Sinai Medical Center in Los Angeles, California.
After his residency, he went on to teach residents at Cedars-Sinai Medical Center (where he still teaches residents) and the West-LA VA Medical Center (a UCLA-affiliated hospital) as an academic hospitalist. He then decided to specialize in a condition that has always been his passion: Allergies. Dr. Hariri completed his fellowship in allergy and immunology at the prestigious UCLA West-LA VA program with pediatric rotations at the world-class Children's Hospital in Los Angeles (CHLA).
A diplomate of the American Board of Allergy and Immunology, Dr. Hariri is an expert in treating both adult and pediatric allergic and immunologic diseases. He is a clinical instructor at UCLA, and he volunteer attends at the West-LA VA Allergy & immunology clinic, where he teaches fellows (Doctors training to be allergy & immunology specialists) and internal medicine residents (physicians-in-training).
Dr. Hariri is a Fellow of the American Academy of allergy, asthma and immunology and the American College Of Allergy, Asthma, Immunology. Dr. Hariri holds privileges at Cedars-Sinai Medical Center. He is often consulted by other physicians to see their patients who are hospitalized with severe and complicated allergic and immunologic conditions.
Dr. Hariri performs comprehensive skin testing for aeroallergens (such as grasses, trees, weeds, molds, dust mites, and pet dander) and all kinds of foods. He offers immunotherapy to those who are looking for a potential cure for their allergic symptoms. The doctor also performs a very comprehensive patch test for delayed hypersensitivity to all kinds of chemicals, preservatives, fragrances, metals and dyes causing different types of skin rashes in his patients. Oral food and drug challenges are also performed in his office, as well as spirometry to test lung function in asthma patients.
Dr. Sherwin Hariri, MD
Allergist
435 N. Bedford Drive
Suite 300
Beverly Hills, CA 90210
Dr. Jeff Toll is passionate about developing strong patient-physician relationships and is committed to helping his patients improve their overall health and well-being. At his Los Angeles-based private practice, he focuses on delivering integrated preventive care. His holistic approach focuses on providing highly personalized care that caters to each patient’s whole health — mind, body, and soul.
Dr. Toll completed his bachelor’s degree at the University of Southern California. He went on to earn his medical doctorate at Thomas Jefferson University in Philadelphia and completed his Internal Medicine Residency at Cedars-Sinai in Los Angeles.
Dr. Toll understands his patients are busy and has structured his Los Angeles-based practice to accommodate their schedules and needs. In addition to his concierge program, Dr Toll is now in network with medicare. He also provides executive physicals, specialized preventative testing, as well as being available on a limited basis for house calls and telemedicine services. Patients benefit from functional medicine aimed at improving and balancing their hormones and body function, including IV therapies and customized weight loss programs.
Outside of his practice, Dr. Toll is Volunteer Faculty at Cedars-Sinai Internal Medicine Residency, teaching interns, residents, and UCLA medical students. He also has done medical research and has published in the areas of medical genetics, cancer, and addiction.
Dr. Jeffrey Toll, MD
Internist
2080 Century Park E
Suite 1807
Los Angeles, CA 90067
Dr. Jessica Cho, MD
Internist
2080 Century Park East
Ste 807
Los Angeles, CA 90067
Dr. Isabella Lai, MD
Internist
10780 Santa Monica Boulevard
Ste 350
Los Angeles, CA 90025
LAGUNA BEACH AESTHETICS
Adrienne O’Connell, DO, is a native to the San Francisco Bay area and an expert aesthetic and wellness specialist at Laguna Beach Aesthetics, an aesthetics and wellness clinic in the heart of Laguna Beach, California.
Dr. O’Connell also has advanced training certificates in Aesthetic procedures including PRP for the “Vampire Facelift” and hair rejuvenation. She gained advanced skill in Botox, Dermal Fillers, chemical peels, sclerotherapy, skin rejuvenation and resurfacing with CO2 lasers and light therapy, microneedling and PRP – platelet rich plasma.
At Laguna Beach Aesthetics, Cosmetic Dermatology and Laser Center, you will meet with Dr. O’Connell herself for a consultation and all procedures are performed by her. Each visit and procedure are tailored to you specifically by Dr. O’Connell.
Dr. Adrienne Oconnell, do
Internist
610 N Coast Hwy
Suite 208
Laguna Beach, CA 92651
A Shawn Veiseh Md A Professional Corporation Executive Physical Progra
Internist
8900 Wilshire Blvd
Suite 360
Beverly Hills, CA 90211
Catherine Fuller, MD
Internist
11645 Wilshire Blvd.
Suite 1090
Los Angeles, CA 90025
"Calm, confident, and professional. Everything you’re looking for in a health care professional." -Shannon D.
Valley Village Health Clinic is an excellent choice for medical care in the Valley Village area and beyond. The clinic is staffed by highly skilled medical professionals who provide top-quality care in a comforting and calm environment. The team is committed to excellence, making the clinic an essential resource for many in the community.
To achieve outstanding health, it’s important to find a great primary care practitioner—someone with the education, experience, and dedication to help you live an active, healthy, and fulfilling life.
At Valley Village Health Clinic, routine primary care services are focused on preventive healthcare to ensure that patients maintain good health. Men’s and women’s health services are also available as part of the family medicine practice, and the clinic emphasizes overall wellness with treatments such as IV therapy.
Book your first visit online or over the phone (707) 873-7835 for compassionate care from an experienced physician in Valley Village, Van Nuys, North Hollywood, Sherman Oaks, Burbank, and beyond (via telehealth).
Dr. Kristine Vardanyan, MD
Internist
12626 Riverside Dr
Suite 301
Valley Village, CA 91607
Teferi Mitiku, MD, FACC, is a board-certified cardiologist in Clinical Cardiac Electrophysiology and Cardiovascular Disease. He specializes in cardiac electrophysiology (EP) and provides the entire spectrum of arrhythmia treatments, including medical therapy, catheter ablation, and device-based therapy. Dr. Mitiku strives to provide compassionate care for his patients at Coastal Cardiology of Orange County in Irvine and Ladera Ranch, California.
Dr. Mitiku earned his Bachelor of Science in molecular cell and development biology from the University of California, Los Angeles (UCLA), graduating magna cum laude. He went on to attend the David Geffen School of Medicine at UCLA, receiving his Doctor of Medicine.
He then completed his internship and residency in internal medicine at Stanford University Hospital in Stanford, California, before completing cardiovascular medicine and electrophysiology fellowships at Yale New Haven Hospital in New Haven, Connecticut.
He previously served as the Director of Electrophysiology and an Assistant Professor of Medicine in the Division of Cardiology at the University of California, Irvine (UCI) School of Medicine and Wayne State University School of Medicine.
During his academic appointments, Dr. Mitiku enjoys teaching medical students, residents, and cardiology fellows. He was awarded Outstanding Teacher of The Year for three consecutive years and was granted entry into the Gold Humanism Honor Society.
Dr. Mitiku is affiliated with UCI Medical Center in Orange, California, and serves as the director of electrophysiology at Hoag Irvine Hospital in Irvine, California. At Hoag, He was awarded the top quality performer within the Cardiology peer group for 2019 and 2020. He is also a member of the American Heart Association, American College of Cardiology, and the American Medical Association.
He looks forward to welcoming new patients and providing excellent care for those continuing at Coastal Cardiology of Orange County.
Dr. Teferi Mitiku, MD
Internist
333 Corporate Drive
Suite 102
Ladera Ranch, CA 92694
Brett Wertman, MD, FACC, is a triple board-certified cardiologist who is widely respected for his treatment and care for patients at Coastal Cardiology of Orange County in Ladera Ranch and Irvine, California.
Dr. Wertman, who twice has been named a Physician of Excellence by the Orange County Medical Association, also leads the Cardiac Rehabilitation Program at Hoag Hospital Irvine in Irvine.
An Orange County native, Dr. Wertman graduated summa cum laude and with Phi Beta Kappa Society honors in earning his Bachelor of Arts degrees in biochemistry and molecular, cellular, and developmental biology from the University of Colorado Boulder in Boulder, Colorado.
Dr. Wertman then completed his medical degree from the University of Washington in Seattle, Washington, and went on to finish his internship and residency training in internal medicine at Ronald Reagan UCLA Medical Center in Los Angeles, California.
He completed his fellowship training in cardiology and interventional cardiology at Cedars-Sinai Medical Center, also in Los Angeles.
Dr. Wertman has authored numerous publications in leading peer-reviewed journals and participated in live case transmissions to national meetings, demonstrating new techniques in the treatment of coronary artery disease and valvular heart disease.
Dr. Wertman is highly trained in the percutaneous treatment of valvular heart disease, including aortic valve replacement using the Edwards Sapien heart valve system, as well as mitral valve repair using the Abbott MitraClip™ system. He also has significant experience in other novel interventional therapies.
He looks forward to welcoming new patients and offering superior care to those returning to Coastal Cardiology of Orange County.
In Dr. Wertman’s spare time, he enjoys relaxing with his family, traveling, and exercising.
Dr. Brett Wertman
Internist
333 Corporate Drive
Suite 102
Ladera Ranch, CA 92694
Dr. Nguyen grew up in Irvine and received his Bachelor of Arts in biology from the University of California, Irvine.
He then earned a master's in applied physiology and earned his medical degree from Chicago Medical School, one of the graduate schools of the Rosalind Franklin University of Medicine and Science in North Chicago, Illinois.
Back in Orange County, he completed his internship and residency in internal medicine, as well as his fellowship training in general cardiology, all at UC Irvine Medical Center in Orange, California.
He then moved to New York to complete his interventional cardiology fellowship at Mount Sinai Hospital in New York City, where he was awarded Outstanding Interventional Cardiology Fellow of the Year.
Throughout the course of his training, Dr. Nguyen has given numerous lectures and presentations, and has authored publications in peer-reviewed journals on various topics in both general and interventional cardiology.
He was involved with and participated in live case demonstrations at Mount Sinai Hospital, focusing on complex coronary interventions.
Dr. Nguyen believes in a patient-centric approach to cardiovascular care and focuses on the collaborative efforts with his patients in optimizing their outcomes.
In his spare time, Dr. Nguyen enjoys spending time with his family, watching movies, playing basketball, and surfing.
Dr. Huy Nguyen, MD
Internist
333 Corporate Drive
Suite 102
Ladera Ranch, CA 92694
MyWellnessMD, led by board-certified Internal Medicine physician Schehrezade Khan, MD, is dedicated to delivering exceptional care for adults in Los Angeles, California.
With an integrative and comprehensive approach to medicine, Dr. Khan creates a shared note that grants patients access to her consultation notes, allowing each person’s health plan to be a collaborative effort. A key aspect of Dr. Khan's mission is to educate and empower patients in their healthcare journey.
Dr. Khan’s educational path includes receiving her Doctor of Medicine from Shifa College of Medicine in Islamabad, Pakistan. She then completed her internal medicine residency at New York-Presbyterian Brooklyn Methodist Hospital in the United States.
Her diverse background includes concierge medicine, health care consulting, and teaching at the University of California, Los Angeles (UCLA). She also has current hospital affiliations with Eisenhower Health in Rancho Mirage, California, and Providence Saint John’s Health Center in Santa Monica, California.
At MyWellnessMD, patients have access to excellent primary care, acute care, internal medicine, and longevity medicine. The practice also offers medical weight loss, preventive medicine, and women’s health services.
Dr. Khan combines her medical expertise with a holistic understanding of whole-body wellness, providing comprehensive and personalized treatment. She goes out of her way to ensure that all patients feel seen and heard, fostering partnerships and proactive steps toward a future of wellness.
All appointments at MyWellnessMD are conducted virtually through telemedicine, providing convenient access to Dr. Khan’s medical expertise from the comfort of home or any location.
To learn more about the superior services offered at MyWellnessMD, contact the practice today by phone or online to schedule a telemedicine consultation.
Dr. Schehrezade Khan, MD
Internist
5482 Wilshire Blvd
Box 363
Los Angeles, CA 90036
Janne Huynh Dewing, MD, is a board-certified physician with over 20 years of experience providing high quality, personalized patient care. Specializing in internal medicine at her Laguna Beach, California, private practice, Dr. Janne has experience preventing, diagnosing, and treating a wide range of acute and chronic conditions. She helps patients address their medical risks and concerns, and take steps towards improving their overall health.
Dr. Janne completed her undergraduate studies at Cornell University in Ithaca, New York. She then went on to the University of California, Los Angeles (UCLA) School of Medicine, earning her Doctor of Medicine. After completing her education, Dr. Janne began her medical training at New York-Presbyterian Hospital in New York, where she completed both her internship and residency.
Dr. Janne has held positions in both patient care and education. After her residency, she held the position of assistant professor of clinical medicine at the Albert Einstein College of Medicine in the Bronx, New York, where she was responsible for teaching evidence-based medicine to more than 70 medical students, interns, and physicians. She also served as an attending physician at Jack D. Weiler Hospital, also in the Bronx.
As an internist, Dr. Janne helps adults address the full spectrum of their health care needs. She provides personalized health care solutions, including physician grade supplements through Metagenics® and Xymogen®, and specializes in several innovative treatment methods, including hormone replacement therapy and personalized weight loss programs. She also provides several gentle and effective aesthetic solutions like chemical peels, Botox®, and TempSure® Envi.
Dr. Janne’s office has a convenient location on the South Coast Medical Center campus. To schedule your visit, call or use the online booking tool.
Dr. Janne Dewing, MD
Internist
31862 Coast Hwy
Suite #200
Laguna Beach, CA 92651
The office of Melanchton A. Mangoba, MD, offers comprehensive internal medicine services to the Riverside, California, community. The health care team specializes in diagnosing and treating a variety of acute and chronic diseases in adults. They also focus on preventive health services and annual wellness exams to reduce risk factors for long-term health complications through individually tailored Healthy Plans.
As a board-certified internal medicine physician, Dr. Mangoba provides primary care services to manage hypertension, renal failure, diabetes, and other chronic diseases. He and his team also focus on the specialized needs of geriatric patients. They diagnose and treat conditions like dementia with respect and dignity.
The office of Melanchton A. Mangoba, MD, has the latest diagnostic testing technologies to give patients answers to their health questions as soon as possible. The team takes a patient-focused approach to health care and provides preventive resources to support long-term health and wellness. Dr. Mangoba strives to provide the highest quality of patient care and enjoys building a strong foundation for patient-physician relationships.
If you’re looking for a compassionate internal medicine physician, schedule an evaluation online or by calling Melanchton A. Mangoba, MD, today.
Dr. Melanchton Mangoba, MD
Internist
3838 Sherman Dr
Suite 2
Riverside, CA 92503
At Advanced Cardiovascular Care, Inc., we believe the best heart health combines par excellence medical expertise, state of the art technology, and most importantly personalized, compassionate care.
For more than two decades, our patients have enjoyed excellent heart and vascular care based on our philosophy of using the latest and most advanced medical knowledge and skill, technology, and genuine concern to help them enjoy life. Don't just live life, love it.
When it comes to your heart care, you want a practice that takes the time to get to know you better and make sure that you are completely comfortable with the care you receive. You need a cardiologist who along with his staff would not only provide you with the latest knowledge but also be adept with the most recent technical skills required to take the best care of you as an individual. Our providers are empathetic, compassionate, and dedicated individuals who are also highly trained in all heart and vascular diseases and interventions.
We have always practiced cardiology with one question in our minds … If we were the patient, how would we want to be treated? The answer is that we would want to be treated with personalized, affectionate care, putting our needs first, offering us a healthy heart with a good quality of life. So that is how you can expect to be treated at our office. We love to interact with our patients and provide them with the compassionate and individualized care, specific to their needs, for their most vital aspect of their lives: their heart.
Dr. Syed Bokhari
Cardiologist
4646 Brockton Avenue
Suite 301A
Riverside, CA 92506
About Prestige Medicine
Prestige Med offers the latest in aesthetics and anti-aging, for San Ramon, San Jose, and San Juan Capistrano, CA. We provide safe and effective treatments using the latest technology, with limited downtime.
Dr. Mardanzai's background consists of over 20 years as a procedurist in various settings. Most notably, he has worked in wound care specialty as the previous Medical Director of the San Ramon Regional Multispecialty Advanced Wound Center, before pursuing a fellowship in facial aesthetics. He is dual board-certified with ABIM and the American Aesthetic Association.
Our mission is to rejuvenate every patient, and help them reach their most youthful and vibrant self. Your care will be provided by our expert physician and our master nurse injector. Our services range from minimally invasive to more vigorous procedures, and are designed to help you feel and look your best.
Call us to make an appointment!
Dr. Joseph Mardanzai, MD
Internist
27184 Ortega Hwy
Suite 104
San Juan Capistrano, CA 92675
At RAOOF MD Dermatology, located in Encino, California, Dr. T. Joseph Raoof and his team serve patients throughout the San Fernando Valley and Greater Los Angeles Area. Dr. Raoof brings over 30 years of experience to his practice, specializing in both internal medicine and dermatology. As a doctor with many years of experience in internal medicine, Dr. Raoof has performed extensive research when it comes to the diagnosis and treatment of hypertension or high blood pressure. Dr. Raoof uses state of the art tools and treatment options to better serve his patients. In addition to Dr. Raoof's background in internal medicine, his practice also focuses on medical and cosmetic dermatology services. Services range from skin cancer treatment, psoriasis, and hair loss, to injectables, fillers, and laser treatments. Dr. Raoof is proud to offer RAOOF MD Dermatology's specially formulated skin care product line to meet each patient’s individual needs. Additionally, the Encino Research Center is located at RAOOF MD Dermatology, where patients can participate in clinical trials covering various conditions.
Dr. Tooraj Raoof, MD
Internist
16133 Ventura Boulevard
Suite 340
Encino, CA 91436