Dr. David B. Nelson is an ophthalmologist in Rockville Centre, New York and is affiliated with multiple hospitals in the area, including Mercy Hospital-Rockville Centre and New York Eye and Ear Infirmary of Mount Sinai. He received his medical degree from State University of New York Downstate Medical Center College of Medicine and has been in practice for more than 20 years. Dr. David B. Nelson has expertise in treating cataract, glaucoma, among other conditions - see all areas of expertise. Dr. David B. Nelson accepts Medicare, Aetna, Humana, Cigna, Blue Cross, United Healthcare - see other insurance plans accepted. Dr. David B. Nelson is highly recommended by patients.