Advanced Dermatology, P.C. is a premier dermatology practice with multiple locations throughout Long Island, Queens, New York City, and New Jersey. Our Commack office location proudly serves Hauppauge, Deer Park, Kings Park, Huntington, Ronkonkoma, Stony Brook, Smithtown, and all other areas surrounding Suffolk County. If you have any questions or would like to schedule an appointment, please call (631) 499-1200.

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Commack Dermatology Providers

Lance Barazani

M.D., F.A.A.D.

Dr. Barazani is board-certified in dermatology and specializes in all areas of medical dermatology for adults and children, the prevention and … Read More

Richard L. Torbeck, III


Dr. Torbeck has authored many publications to share his extensive knowledge and experience in oncologic and cosmetic dermatology, especially on the … Read More

Rebecca Sklar

RPA-C Physician Assistant

Rebecca Sklar is a certified physician assistant through the National Commission of Certification of Physician Assistants. She attended Touro College School … Read More

Efstratia Fotinos-Rabinowitz

RPA-C Physician Assistant

Effie Fotinos-Rabinowitz grew up in Astoria, New York and is fluent in Greek. She received her undergraduate degree in Biology and … Read More

Robert Levine

D.O., F.A.O.C.D

Dr. Levine became board certified in Family Practice at Long Beach Medical Center in Long Beach, NY and later became dually … Read More

David Erstein


Dr. David Erstein is the founder of Allergy and Asthma Wellness. He holds certification from the American Board of Allergy and … Read More

Jeniffer Sam

RPA-C, Physician Assistant

Jeniffer Sam, PA-C, is a Physician Assistant specializing the field of Dermatology. She received her Physician Assistant training at the St. … Read More

Jacqueline Andrews-Evans


Mrs. Andrews-Evans is a valued member of the team at Advanced Dermatology. She earned her Bachelor of Science in Physician Assistant … Read More

Khawaja Ali Hassan

M.D., F.A.C.S.

Having completed his residency at Nassau County Medical Center East Meadow, Dr. Hassan went on to become Chief of Plastic Surgery … Read More

Melissa Sanoff-Wiener

RPA-C Physician Assistant

Melissa joined Advanced Dermatology in 1995 and worked as a Medical Assistant for many years. She completed the Physician Assistant Program … Read More

Our Commack Dermatology Office

366 Veterans Memorial Highway Commack, NY 11725

(631) 499-1200

Office Hours

Monday 10 am-9 pm
Tuesday 9 am-6:30 pm
Wednesday 8 am-6 pm
Thursday 9:30 am-8 pm
Friday 8 am-3 pm
Saturday Closed
Sunday 8:30 am-2 pm
We Pride ourselves
on Patient Accessibility

With 30+ locations conveniently located throughout New York City and New Jersey, a top-rated dermatologist is just around the corner. Click below to find the office nearest you!


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State-of-the-Art Lasers and Devices
Emergency Appointments Available
Highly Trained Providers
Multi-specialty office locations for patients’ convenience