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COVID-19 Update

Due to interest in the COVID-19 vaccines, we are experiencing an extremely high call volume. Please understand that our phone lines must be clear for urgent medical care needs. We are unable to accept phone calls to schedule COVID-19 vaccinations at this time. When this changes, we will update this website. Our vaccine supply remains limited. Read all COVID-19 Vaccine Information.

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Our Team


Dr. Megan Collins

Megan E. Collins, M.D.

Assistant Professor of Ophthalmology
Research Interests: Barriers in access to eye care, Epidemiology of Pediatric Eye Disease and the Impact of Refractive Error on Academic Performance.

Dr. Ann-Margret Ervin

Ann-Margret Ervin, Ph.D.

Associate Professor of Epidemiology and the School of Medicine (Joint)
Research Interests: Epidemiology; Clinical trials; Clinical trials methodology; Visual impairment; Eye disease; Ophthalmology; Optometry; Bioethics; Research ethics

Dr. Joanne Katz

Joanne Katz, M.S., Sc.D.

Professor of International Health (Primary), Biostatics (Joint) and Epidemiology (Joint)
Research Interests: Epidemiology; Biostatistics; Micronutrients; Maternal health; Neonatal health; Child health; Adolescent pregnancy; Reproductive health; Respiratory infections; Ophthalmology; Blindness and visual impairment

Dr. Xiangrong Kong

Xiangrong Kong, Ph.D.

Associate Scientist of Epidemiology and Biostatics (Joint)
Research Interests: Longitudinal and correlated data analysis; Causal inference; Survival analysis; HIV/AIDS; STI; Program impact evaluation; Ophthalmology; Physical therapy

Dr. Beatriz Munoz

Beatriz Munoz, M.S.

Associate Professor of Ophthalmology
Research Interests: Epidemiology, Trachoma

Dr. Pradeep Ramulu

Pradeep Y. Ramulu, M.D., Ph.D. 

Associate Professor of Ophthalmology
Research Interests: Visual Disability and Rehabilitation; Dry Eye; Glaucoma; Aging and Vision

Dr. Oliver Schein

Oliver D. Schein

Burton and Miriam Grossman Professor of Ophthalmology
Professor of Ophthalmology

Research Interests: Epidemiology; Technology assessment; Cataract; Corneal infection; Contact lens; Dry eye; Quality and safety.

Dr. Bonnielin Swenor

Bonnielin Swenor, M.P.H., Ph.D.

Associate Faculty Member at the Johns Hopkins Center on Aging and Health
Assistant Professor of Ophthalmology

Research Interests: Aging; Low vision; Epidemiology

Dr. Harry Quigley

Harry A. Quigley, M.D.

A. Edward Maumenee Professor of Ophthalmology
Director, Glaucoma Center of Excellence
Professor of Ophthalmology

Research Interests: Causes of vision loss in glaucoma; New imaging technology in the diagnosis of angle closure glaucoma; Neuroprotective treatments for glaucoma; Evaluation of surgical operations for glaucoma; Research into solutions to glaucoma treatment worldwide

Dr. Sheila West

Sheila West, Ph.D., PharmD. 

El-Maghraby Professor of Preventive Ophthalmology
Vice Chair for Research, Wilmer Eye Institute
Professor of Ophthalmology

Research Interests: Trachoma; Cataracts; Diabetic Retinopathy; Vision and Function in Older Drivers

Dr. Robert Wojchiechowski

Robert Wojciechowski, Ph.D.

Associate Professor of Epidemiology and the School of Medicine (Joint)
Research Interests: Genetic epidemiology; Genetics; Genomics; Vision; Visual impairment; Blindness; Psychophysics; Ophthalmic imaging; Refractive error; Myopia; Glaucoma; Retina

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