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Mark Philip Breazzano, M.D.

Headshot of Mark Philip Breazzano
  • Assistant Professor of Ophthalmology


Central Serous Chorioretinopathy, Diabetic Retinopathy, Epiretinal Membranes, Macular Degeneration, Macular Disorders, Macular Holes, Macular Puckers, Ocular Trauma, Ophthalmology, Retinal Detachment, Retinal Specialist, Retinal Surgery, Retinal Vascular Disease, Retinal Vein Occlusion, Retinal Vessel Occlusion, Surgical and Medical Diseases of the Retina, Vitreoretinal Diseases and Surgery Service more

Research Interests

Central Serous Chorioretiniopathy; Endophthalmitis; Microsurgical Instrument Development; Imaging; Optical Coherence Tomography Angiography; Macular Degeneration (Age-Related); Macular Telangiectasia; Retinal Vessel Occlusion more

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The Johns Hopkins Hospital

Appointment Phone: 410-955-3518
600 N. Wolfe Street
Wilmer Eye Institute
Baltimore, MD 21287 map

Johns Hopkins Wilmer Eye Institute - Frederick

Appointment Phone: 301-620-9268
161 Thomas Johnson Drive
Suite 275
Frederick, MD 21702 map


Mark Breazzano, M.D., is a retina specialist and accomplished surgeon seeing patients at the Wilmer Eye Institute’s locations in Frederick and Baltimore, Maryland. He specializes in the diagnosis and treatment of medical and surgical vitreoretinal diseases including macular degeneration, diabetic retinopathy, retinal detachment, epiretinal membranes, macular holes and more. more


  • Assistant Professor of Ophthalmology

Departments / Divisions



  • MD; SUNY Upstate Medical University (2014)


  • Ophthalmology; Vanderbilt University School of Medicine (2018)


  • Vitreoretinal Surgery; New York-Presbyterian/Columbia University Irving Medical Center (2020)

Board Certifications

  • American Board of Ophthalmology (Ophthalmology) (2019)

Additional Training

  • Yale University School of Medicine, Yale-New Haven Hospital / Transitional Internship (2015)

Research & Publications

Research Summary

Dr. Breazzano is an award-winning researcher and surgeon who holds a patent and has authored more than 80 publications including peer-reviewed papers, book chapters and abstracts that span a diverse selection of vitreoretinal diseases. His research has been featured in WebMD, Newsday, Medscape, American Council on Science and Health, and American Academy of Ophthalmology’s EyeNet Magazine. 

His research is focused on accurate determination of endophthalmitis in the setting of Candida bloodstream infections and optimizing medical and surgical management for blinding diseases. 

Activities & Honors


  • Lefkovitz Award for Vision Research - Inaugural Recipient, Vanderbilt Eye Institute
  • Resident Writer's Award - First Place, Ophthalmology Times
  • Best Clinical Science Paper, Edward S. Harkness Eye Institute – Columbia Ophthalmology
  • Selected Surgical Video, Duke Fellows Advanced Vitreous Surgery Course


  • Alpha Omega Alpha Honor Medical Society
  • Association of Pathology Chairs Honor Society
  • American Academy of Ophthalmology
  • Association for Research in Vision and Ophthalmology (ARVO)
  • American Society of Retina Specialists

Videos & Media

Recent News Articles and Media Coverage

Another Tragedy Tied to Opioids: Eye Disease - U.S. News & World Report (Nov. 2020)

Breazzano Brings Energy, Innovative Thinking to Wilmer - Johns Hopkins Medicine (Aug. 2020)

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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