Marc Dinowitz MD is a Board Certified Ophthalmologist. He completed a fellowship in cornea, external eye disease, cataract, and refractive surgery at The Wilmer Eye Institute The Johns Hopkins Hospital, earning a special resident teaching award. Dr. Dinowitz is an assistant professor of clinical ophthalmology at Stony Brook University where he instructs residents in medical and surgical ophthalmology. He has served as President of the Suffolk County Ophthalmology Society.