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.
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Reviews

Hiacomo D.

12/01/2021

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Great

Good

Anonymous

03/09/2022

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Great

The best

S. C.

12/22/2021

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A very well run efficient office.

Very reliable and trystworthy.

Geraldine F.

01/05/2022

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The doctor was efficient and professional

The doctor was efficient a professional- I trusted his judgment

Orlando A.

01/08/2022

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Very complete examination

Very organized and professional office

Ruth C.

01/12/2022

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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

Eileen S.

08/23/2021

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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.

Anonymous

01/18/2022

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Excellent service

Dr. Cowan is an excellent Doctor

Roberto B.

01/20/2022

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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.

E. R.

08/05/2022

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

As always he managed taking care of my issue

Elisa B.

08/11/2022

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Thank you for seeing me so quickly

I was seen right away and the diagnosis was made .

Anonymous

08/17/2022

Provided by Doctor.com
Easy to talk to and is very thorough v

Very good

Regina F.

06/28/2022

Provided by Doctor.com
Always professional and on time.

Professional, polite and appointment time no extra waiting

Maria S.

03/23/2022

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Very professional!

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

Theresa M.

07/27/2022

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Very easy and fast

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

Richard M.

07/28/2022

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They were Great.

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

Daniel M.

04/04/2022

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Dr Cowan takes time to explain in detail.

Great….highly recommend Dr Cowan and

his team!

John B.

04/13/2022

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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

Anonymous

04/18/2022

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He's a very experienced doctor.

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

Elvia N.

04/19/2022

Provided by Doctor.com
Knowledgeable and caring

Love the office staff and doctor

More Business Info

Hours
Regular Hours
Mon - Fri:
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

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

Specialties: Ophthalmology

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