Summary

Dr. Gregory Cowan is an ophthalmologist with over four decades of experience helping patients preserve and improve their vision. He earned his medical degree from George Washington School of Medicine and completed his residency training at both Mount Sinai Medical Center and Winthrop University Hospital. Dr. Cowan became board-certified in ophthalmology through the American Board of Ophthalmology in 1993, demonstrating his expertise in comprehensive eye care. He provides care to patients in English.

Dr. Cowan practices at SightMD in Bethpage, New York, and maintains hospital privileges at Saint Joseph Hospital. His clinical focus includes treating common eye conditions such as cataracts, blepharitis, and chalazion. He performs comprehensive eye exams and vision tests to help diagnose eye problems early. Dr. Cowan also conducts visual field testing to assess peripheral vision and detect conditions that might affect a patient's complete field of sight. Patients have given him an average rating of 4.9 out of 5 stars for his care.
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Quick Facts

  • accepting new patients
  • 4.9
  • 43 years of experience
  • 45 insurance plans accepted
  • speaks English
  • Mount Sinai Medical Center
  • 73 written reviews
  • 1 award
  • 1 specialty
  • 9 areas of expertise
  • 1 board certification
  • 1 hospital affiliation
  • 1 office location
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Awards

  • Vitals Preferred Provider

    • Vitals Preferred Provider Award
      • Preferred Provider badge recognizes providers that are committed to transparency, responsiveness and great service to patients, and have earned a high patient satisfaction rating.

  • Click for our Methodology

Office Location

SightMD

4277 Hempstead TpkeBethpage, NY 11714
Mon8:00 am - 4:00 pm
Tue8:00 am - 6:30 pm
Wed8:00 am - 6:00 pm
Thu8:00 am - 6:30 pm
Fri8:00 am - 4:00 pm
Sat8:00 am - 1:00 pm
Sun10:00 am - 1:00 pm

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Dr Gregory Cowan, MD
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Dr Gregory Cowan, MDDr. Mahmood Khan, MDDr. Lynn Shi, MDDr. Marc J. Dinkin, MD
OphthalmologyOphthalmologyOphthalmologyOphthalmology
Accepts New Patients Accepts New Patients
4.9 
4.8 
4.7 
43 Years of Experience 10 Years of Experience 8 Years of Experience 24 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English Speaks English, Urdu Speaks English Speaks English
Bethpage , NYNew York , NYNew York , NYNew York , NY
Med School: George Washington School Of Medicine Med School: Baylor College Of Medicine Med School: Columbia University College Of Physicians & Surgeons Med School: Weill Cornell Medical College
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Insurance Plans Accepted by Dr Gregory Cowan

  • 1199SEIU
  • AARP
  • Aetna
  • Aetna - Medicare (Advantage HMO)
  • Blue Cross Blue Shield
  • Blue Cross Blue Shield - Medicare (Advantage HMO)
  • Cigna
  • Cigna-HealthSpring - Medicare (Advantage HMO)
  • Elderplan
  • EmblemHealth
  • Empire Blue Cross Blue Shield
  • Fidelis Care (NY)
  • Fidelis Care (NY) - HMO
  • Fidelis Care (NY) - Medicaid (Managed)
  • Fidelis Care (NY) - Medicare (Advantage HMO)
  • GEHA
  • HealthFirst (NY)
  • HealthFirst (NY) - Medicare (Advantage HMO)
  • HealthScope Benefits
  • Humana - Medicare (Advantage HMO)
  • MagnaCare
  • MagnaCare - EPO
  • MagnaCare - HMO
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • Meritain Health
  • Molina Healthcare
  • Molina Healthcare - Medicaid (Managed)
  • National Vision Administrators
  • Oscar Health Insurance
  • Palmetto GBA
  • Palmetto GBA - Medicare
  • Superior Vision
  • Superior Vision - Medicaid (Managed)
  • Tricare
  • UnitedHealthcare
  • UnitedHealthcare - Medicaid (Managed)
  • UnitedHealthcare - Medicare (Advantage HMO)
  • UnitedHealthcare - PPO
  • UnitedHealthcare Oxford
  • UnitedHealthcare Oxford - HMO
  • US Family Health Plan

Medical Specialties

Dr Gregory Cowan has the following specialty

Specialty Expertise

Dr Gregory Cowan has the following 9 areas of expertise

  • Blindness
  • Cataract
  • Diabetic Retinopathy
  • Eye Exam
  • Eye Pain
  • Glaucoma
  • Lasik Surgery
  • Macular Degeneration
  • Vision Issues

Certifications, License, & Education

43 Years Experience

BOARD CERTIFICATIONS

American Board of Ophthalmology

Ophthalmology, 1993

MEDICAL LICENSE

Medical Doctor, New York, 2027, Active

EDUCATION & TRAINING

Residency

Mount Sinai Medical Center1992
Winthrop University Hospital1989

Medical School

George Washington School Of MedicineGraduated in 1988
Columbia UniversityGraduated in 1984
Hamilton CollegeGraduated in 1983

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Frequently Asked Questions

What languages does Dr Gregory Cowan speak?
Dr Gregory Cowan speaks English.
Where is Dr Gregory Cowan's office located?
Dr Gregory Cowan's office is located at 4277 Hempstead Tpke, Bethpage, NY, 11714.
Does Dr Gregory Cowan accept my insurance?
You can see the insurance plans that Dr Gregory Cowan accepts on their Vitals profile.
Does Dr Gregory Cowan accept virtual/telehealth appointments?
Dr Gregory Cowan has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
How can I make an appointment with Dr Gregory Cowan?
You can find contact information for Dr Gregory Cowan here on Vitals.

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