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        Accepted Insurance

        • AARP
        • Affinity Health Plan
        • Blue Cross Blue Shield (BCBS)
        • CHAMPVA
        • Davis Vision
        • Elderplan
        View All Insurance

        Specialties

        Primary: Ophthalmologist (Eye Doctor)

        Sub-Specialty: General

        Additional Specialties: Ophthalmology

        More Info

        General Info
        Dr. Gregory L. Cowan is a highly skilled and experienced fellowship-trained ophthalmologist who has been practicing for over 17 years. Dr. Cowan is certified by the American Board of Ophthalmology and completed both parts of his examination with honors. He also previously served as an Associate Examiner for the Board. While attending medical school at George Washington University Medical School, Dr. Cowan was elected to the Alpha Omega Alpha Medical Honor Society during his junior year, and was also a recipient of the A. Horowitz Award for receiving the highest score on Part I of the National Board of Medical Examination. After receiving his medical degree, Dr. Cowan completed his internship in Internal Medicine at Winthrop University Hospital and his residency training in Ophthalmology at Mount Sinai Medical Center. To further his training, Dr. Cowan also completed a fellowship in Glaucoma at Mount Sinai. With specialized training in glaucoma, Dr. Cowan has performed thousands of laser procedures for the treatment of glaucoma and offers the SLT “cold laser” technology to glaucoma patients. He also offers a wide array of comprehensive diagnostic testing. In addition to his training and practice experience, Dr. Cowan is also a member of: - American Academy of Ophthalmology - Medical Society of the State of New York Dr. Cowan also holds hospital affiliations at Saint Joseph’s Hospital and North Shore University Hospital.
        Extra Phones

        Fax: (516) 796-5134

        Payment method
        master card, visa, amex, cash, discover, check, debit
        Location
        Bethpage Medical Bldg
        Neighborhood
        Plainedge
        AKA

        Cowan, Gregory L, MD

        Other Links

        https://www.sightmd.com/sightmd-ny/locations/profile/bethpage

        http://longislandcataract.com

        Categories
        Physicians & Surgeons, Ophthalmology, Physicians & Surgeons
        Other Information

        Specialties: Ophthalmology

        Reviews

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        S. C.

        12/22/2021

        Provided by Doctor.com
        Overall
        A very well run efficient office.

        Very reliable and trystworthy.

        Helpful(0)Flag
        Geraldine F.

        01/05/2022

        Provided by Doctor.com
        Overall
        The doctor was efficient and professional

        The doctor was efficient a professional- I trusted his judgment

        Helpful(0)Flag
        Orlando A.

        01/08/2022

        Provided by Doctor.com
        Overall
        Very complete examination

        Very organized and professional office

        Helpful(0)Flag
        Ruth C.

        01/12/2022

        Provided by Doctor.com
        Overall
        Dr Cowan is always cordial and makes you feel at ease

        Dr Cowan looks at your tests and comments with clearity. I like your expanded facility. Will be awesome when completed

        Helpful(0)Flag
        Eileen S.

        08/23/2021

        Provided by Doctor.com
        Overall
        I feel like I received a thorough exam, and I understand the findings.

        Dr Cowen is friendly, answers my questions, and explains things in an easy to understand manner.

        Helpful(0)Flag
        Roberto B.

        01/20/2022

        Provided by Doctor.com
        Overall
        Excellent

        I like the fact that I don’t have to wait too long ti see him and his diagnostics are always right on target. He has done an excellent job in controlling my glaucoma. I’m very satisfied with Dr Cowan.

        Helpful(0)Flag
        E. R.

        08/05/2022

        Provided by Doctor.com
        Overall
        He addressed the issue, prescribing drops

        As always he managed taking care of my issue

        Helpful(0)Flag
        Elisa B.

        08/11/2022

        Provided by Doctor.com
        Overall
        Thank you for seeing me so quickly

        I was seen right away and the diagnosis was made .

        Helpful(0)Flag
        Regina F.

        06/28/2022

        Provided by Doctor.com
        Overall
        Always professional and on time.

        Professional, polite and appointment time no extra waiting

        Helpful(0)Flag
        Maria S.

        03/23/2022

        Provided by Doctor.com
        Overall
        Very professional!

        You get in and out in a timely fashion. Everyone is so nice! Can’t wait to see the office renovation completed!

        Helpful(0)Flag
        Theresa M.

        07/27/2022

        Provided by Doctor.com
        Overall
        Very easy and fast

        Very professional and courteous. I felt comfortable and staff was friendly. I highly recommend this doctor and overall office.

        Helpful(0)Flag
        Richard M.

        07/28/2022

        Provided by Doctor.com
        Overall
        They were Great.

        Even though they we’re very busy they did a fantastic job.

        Helpful(0)Flag
        Daniel M.

        04/04/2022

        Provided by Doctor.com
        Overall
        Dr Cowan takes time to explain in detail.

        Great….highly recommend Dr Cowan and

        his team!

        Helpful(0)Flag
        John B.

        04/13/2022

        Provided by Doctor.com
        Overall
        A Doctor you can talk to

        A pain free experience all around, no hassle, you’re not forgotten about, Doctor Cowan and his staff are a pleasure to deal with. I recommend them highly
        John

        Helpful(0)Flag
        Anonymous

        04/18/2022

        Provided by Doctor.com
        Overall
        He's a very experienced doctor.

        The appt time takes too long. I was there for an hour and a half.

        Helpful(0)Flag

        Details

        Phone: (516) 796-4030

        Address: 4277 Hempstead Tpke, Bethpage, NY 11714

        Website: https://www.sightmd.com/sightmd-ny/locations/profile/bethpage

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