NATHAN CONGDON, MD, MPH Dr. Nathan Congdon is an Assistant Professor of Ophthalmology in the Johns Hopkins University School of Medicine and a clinical staff member of the Johns Hopkins Hospital Wilmer Eye Institute. He is a glaucoma specialist with a background in public health. His research interests include the population genetics of cataract and glaucoma, and he has a clinical sub-specialty in glaucoma among children. Dr. Congdon is fluent in Mandarin Chinese and conversational in Spanish. CLOSE WINDOW