MDCS Dermatology: Medical Dermatology and Cosmetic Surgery is a multi-location dermatology practice serving patients in New York and New Jersey. Founded in 2002 by board-certified dermatologic surgeon Dr. Noah Gratch, the practice provides both medical dermatology and cosmetic skincare services, with offices in Manhattan, Hampton Bays, Commack, Plainview, West Islip, Smithtown, Clifton, Marlboro, and Englewood.