Matthew Liam O'Sullivan, M.D., Ph.D.

Headshot of Matthew Liam O'Sullivan
  • Instructor of Ophthalmology



Research Interests

Vitreoretinal Diseases


The Johns Hopkins Hospital

600 N. Wolfe Street
Wilmer Eye Institute
Baltimore, MD 21287 map
Phone: 410-955-5650 | Fax: 410-614-8496

Johns Hopkins Wilmer Eye Institute - Odenton

1106 Annapolis Road
Suite 290
Odenton, MD 21113 map

Johns Hopkins Wilmer Eye Institute - Bel Air

620 Boulton Street
Bel Air, MD 21014 map


Matthew O'Sullivan, M.D., Ph.D. is an instructor of ophthalmology, vitreoretinal specialist and surgeon at the Wilmer Eye Institute, Johns Hopkins Medicine's East Baltimore, Odenton, and Bel Air locations. A former Wilmer vitreoretinal surgery fellow, Dr. O'Sullivan completed his ophthalmology residency at Duke University Hospital and his doctorate in neuroscience at the University of California, San Diego. Dr. O'Sullivan specializes in the diagnosis and treatment of complex medical and surgical retina conditions including diabetic retinopathy, macular degeneration, retinal vein occlusions, retinal detachments, macular holes, and epiretinal membranes (macular puckers). more


  • Instructor of Ophthalmology

Departments / Divisions



  • MD; Duke University School of Medicine (2017)


  • Ophthalmology; Duke University School of Medicine (2021)

Board Certifications

  • American Board of Ophthalmology (Ophthalmology) (2022)

Activities & Honors


  • American Academy of Ophthalmology
  • American Society of Retina Specialists

Patient Ratings & Comments

The Patient Rating score is an average of all responses to physician related questions on the national CG-CAHPS Medical Practice patient experience survey through Press Ganey. Responses are measured on a scale of 1 to 5, with 5 being the best score. Comments are also gathered from our CG-CAHPS Medical Practice Survey through Press Ganey and displayed in their entirety. Patients are de-identified for confidentiality and patient privacy.

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