Dr. Sergey Petrosian
About Dr. Sergey Petrosian

Dr. Sergey Petrosian, DO
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.
Schedule an Appointment with Dr. Petrosian
Education & Training
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.
Schedule an Appointment at Park Slope
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
- 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.
Schedule an Appointment on the Upper East Side
Accepted Insurance Plans
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.