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Sergiu Marcus, MD

dr. Sergiu M Arcus

Sergiu Marcus, MD

  • Medical & Surgical Disease of the Retina
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Accepting new patients

SightMD New York



805 Broadway Suite 106 Amityville, NY 11701
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500 West Main Street Suite 210 Babylon, NY 11702
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Brentwood – Suffolk Ave

601 Suffolk Avenue Brentwood, NY 11717
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Port Jefferson

1500 Route 112 Building 6 Port Jefferson Station, NY 11776
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Year began practicing: 1987


Cornell University Medical College
Rockefeller University Biophysics and Visual Neurophysiology Laboratory, PhD


Mount Sinai School of Medicine, Ophthalmology


Mount Sinai School of Medicine, Internal Medicine

Professional Memberships

  • Association for Research in Vision and Ophthalmology
  • American Medical Association
  • New York Ophthalmological Society
  • Wilmer Residents Association
  • American Academy of Ophthalmology


Wilmer Eye Institute Johns Hopkins Hospital, Retina

Teaching or Professional Positions

  • Assistant Clinical Professor of Ophthalmology, Mt. Sinai School of Medicine & Hospital


Sergiu Marcus, MD, PhD is a board certified ophthalmologist specializing in vitreo-retinal disorders of the eye. Dr. Marcus has always believed in delivering the highest quality of care to the community in which he practices. He provides the most up to date testing, diagnosis, and treatment to all of his patients at every visit.