Dr. Gregory E. Stein is an ophthalmologist in New York, New York and is affiliated with multiple hospitals in the area, including New York Eye and Ear Infirmary of Mount Sinai and Lenox Hill Hospital at Northwell Health. He received his medical degree from Columbia University Vagelos College of Physicians and Surgeons and has been in practice between 11-20 years. Dr. Gregory E. Stein has expertise in treating visual impairment and blindness, retinal detachment, glaucoma, among other conditions - see all areas of expertise. Dr. Gregory E. Stein accepts Medicare, Aetna, Humana, Cigna, Blue Cross, United Healthcare - see other insurance plans accepted.