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Gregory Cowan, MD — Glaucoma Doctor & Surgeon in Bethpage, Long Island, NY

Gregory Cowan, MD

Accepting New Patients

Gregory Cowan, MD

Board-Certified Ophthalmologist Specializing in Glaucoma Surgery & Glaucoma Management in Bethpage, New York (Suffolk County)

Dr. Gregory Cowan is a board-certified ophthalmologist specializing in the diagnosis and management of glaucoma, providing expert eye care at SightMD in Bethpage, Long Island. He serves patients throughout Nassau County with a focus on preserving vision through early detection, ongoing monitoring, and effective treatment of glaucoma.

Dr. Cowan provides comprehensive glaucoma care, including medical management, intraocular pressure control, glaucoma surgery, and long-term disease monitoring to help prevent vision loss. He works closely with patients to develop personalized treatment plans based on their condition, risk factors, and overall eye health.

In addition to glaucoma care, Dr. Cowan practices comprehensive ophthalmology, treating a range of other general eye conditions and providing comprehensive eye exams to support lifelong vision health.

Practicing in Bethpage, he provides accessible, high-quality ophthalmology services to patients across Suffolk County and Long Island.

Eye Care Specialties & Procedures

SightMD Location Where Dr. Cowan Sees Patients

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Expert Glaucoma Management & Surgery in Bethpage, Long Island — Schedule Your Consultation Today.

Credentials: More About Gregory Cowan, MD

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Professional Background

Education:

  • George Washington University Medical School

Residency:

  • Mount Sinai Hospital, Ophthalmology

Internships:

  • Winthrop University Hospital, Internal Medicine

Years of Experience:

  • Began Practicing in 1993

Memberships:

  • Medical Society of the State of New York
  • American Academy of Ophthalmology

Patient Reviews

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