Medical Group Brooklyn NewYork-Presbyterian Medical Group Brooklyn 340 4th Avenue Call for an appointment Find a doctor Opens in Google Maps 340 4th Avenue Brooklyn, NY 11215 Opens in Google Maps Directions Request an appointment Contact 718-643-0483 Main For department phone numbers please see Contact Us. SpecialtiesBariatric SurgeryInternal Medicine/Primary CareOBGYN Our Doctors Bariatric Surgery Rabih Nemr, MD Internal Medicine/Primary Care Anna Kazlovskaya, MDMargarita Khotsyna, MD OBGYN Michael L. Lewis, MD Our Facility Use the left and right arrow keys to navigate the gallery Contact Us Medical Group Brooklyn 340 4th Avenue, Brooklyn, NY 11215 Opens in Google Maps 718-643-0483 Main