SightMD's Comprehensive Ophthalmology services cover all aspects of eye health. Our expert ophthalmologists provide routine eye exams, diagnosis and treatment of eye diseases, and personalized care plans using state-of-the-art technology to ensure optimal vision health.
Brand Certified
Gregory L Cowan, MD: SightMD NY — Bethpage, New York
Certified by Gregory L Cowan, MD: SightMD NY — Bethpage, New York • Jul 05, 2026
Business Details
4277 Hempstead Turnpike, Bethpage, NY
11714, United States
Certified by Gregory L Cowan, MD: SightMD NY — Bethpage, New York • Jul 05, 2026
(516) 973-2881
Certified by Gregory L Cowan, MD: SightMD NY — Bethpage, New York • Jul 05, 2026
https://www.sightmd.com/our-doctors/gregory-cowan-md/?utm_source=yext&utm_medium=local_listings
Certified by Gregory L Cowan, MD: SightMD NY — Bethpage, New York • Jul 05, 2026
About
Certified by Gregory L Cowan, MD: SightMD NY — Bethpage, New York • Jul 05, 2026
OphthalmologyEye Care Center
Dr. Gregory L. Cowan is a board-certified ophthalmologist specializing in glaucoma and comprehensive ophthalmology. He has performed thousands of laser procedures for the treatment of glaucoma and is highly experienced in advanced diagnostic testing. Dr. Cowan provides comprehensive eye care, focusing on early detection, long-term management, and individualized treatment to preserve vision and eye health.
Location
Certified by Gregory L Cowan, MD: SightMD NY — Bethpage, New York • Jul 05, 2026
Gregory L Cowan, MD: SightMD NY — Bethpage, New York
4277 Hempstead Turnpike, Bethpage, NY
11714, United States
Hours
Certified by Gregory L Cowan, MD: SightMD NY — Bethpage, New York • Jul 05, 2026
Monday8:00 AM - 4:00 PM
Tuesday8:00 AM - 6:30 PM
Wednesday8:00 AM - 6:00 PM
Thursday8:00 AM - 6:30 PM
Friday8:00 AM - 4:00 PM
Saturday8:00 AM - 1:00 PM
Sunday10:00 AM - 1:00 PM
Products & Services
2 lists · 2 items
Explore offerings from Gregory L Cowan, MD: SightMD NY — Bethpage, New York on 4277 Hempstead Turnpike in Bethpage, with popular comprehensive ophthalmology and glaucoma treatment & management available at this location.
Frequently Asked Questions About Gregory L Cowan, MD: SightMD NY — Bethpage, New York
Who is Dr. Gregory L. Cowan and what are his specialties?
Dr. Gregory L. Cowan is a board-certified ophthalmologist specializing in glaucoma and has performed thousands of laser procedures for glaucoma treatment along with comprehensive diagnostic testing.
What are the regular office hours for Gregory L Cowan, M.D. - SightMD Bethpage?
The office is open Monday and Friday from 8:00 AM to 4:00 PM, Tuesday and Thursday from 8:00 AM to 6:30 PM, Wednesday from 8:00 AM to 6:00 PM, Saturday from 8:00 AM to 1:00 PM, and Sunday from 10:00 AM to 1:00 PM. Hours are subject to change, so please call to confirm.
Where is Gregory L Cowan, M.D. - SightMD Bethpage located?
It is located at 4277 Hempstead Turnpike, Suite 109, Bethpage, NY 11714, USA.
How can I make an appointment with Dr. Gregory L. Cowan?
You can make an appointment by visiting the contact page at https://www.sightmd.com/contact-us/?utm_source=yext&utm_medium=local+listings or by calling the local phone number at +1 516-973-2881.
What types of eye conditions does Dr. Cowan treat?
Dr. Cowan specializes in glaucoma and offers laser procedures for its treatment, along with a wide array of comprehensive diagnostic testing for eye care.
Are there other ophthalmologists near Gregory L Cowan, M.D. - SightMD Bethpage?
Yes, nearby ophthalmologists include Jordan Garelick, M.D., Ted Karl, M.D., Lisa Paolini, M.D., Laurence Rubin, M.D., and Leon Rafailov, M.D., all part of the SightMD Bethpage group.
What other medical services are available near SightMD Bethpage?
Nearby medical services include radiology at Sitron & Hammel Radiology Group P.C. and Optum Radiology, dermatology with Dr Orbuch and Brand Dermatology, oral and maxillofacial surgery at Protzel Oral & Maxillofacial Surgery and Northwell Health Physician Partners, and physical therapy at Farmingdale Physical Therapy West.
How can I find Gregory L Cowan, M.D. - SightMD Bethpage using public transit or local landmarks?
Gregory L Cowan, M.D. - SightMD Bethpage is located on Hempstead Turnpike in Bethpage, near other SightMD physicians and medical centers. Landmarks like Bethpage Medical Pharmacy and Bethpage MRI can help guide you to the area.
What social media platforms can I follow SightMD or Dr. Cowan on?
You can follow SightMD on Facebook (https://www.facebook.com/SightMD/), Instagram (handle: sightmd), TikTok (https://www.tiktok.com/@sight_md), and check out videos on their YouTube channel at https://www.youtube.com/channel/UC7ncvEzeE-0clXhhodyKQfA/videos.
Are there any convenient places to eat or shop near SightMD Bethpage?
Yes, nearby you can find a 7-Eleven convenience store for snacks and drinks as well as Plainedge Soccer Club, which offers recreational sports and fitness activities.
Brand Certified Facts from Gregory L Cowan, MD: SightMD NY — Bethpage, New York
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Certified July 05, 2026Yext Knowledge Graph
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