Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Gregory S Kosmorsky, DO

Individual provider Ophthalmology Physician · NPI 1134163843

Gregory S Kosmorsky, DO is an Ophthalmology in Cleveland, Ohio. Graduated from Philadelphia College of Osteopathic Medicine in 1979, 47 years ago. Practices with Cleveland Clinic, a 6,935-clinician group and accepts Medicare assignment. Licensed in Ohio.

Years since qualifying
47
Trained at
Philadelphia College of Osteopathic Medicine
Licensed in
OH
In the registry since
2006
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

9500 Euclid Ave
Cleveland, OH 44195-0001
Phone: (800) 223-2273
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Ophthalmology Physician (primary) Taxonomy 207W00000X · Licence 34003797 (OH)

Record details

NPI number1134163843
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedJune 15, 2006
Last updated in NPPESFebruary 12, 2008

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyOPHTHALMOLOGY
Also practisesNEUROLOGY
Medical schoolPHILADELPHIA COLLEGE OF OSTEOPATHIC MEDICINE
Graduated 1979 (47 years in practice)
Group practice Cleveland Clinic — 6935 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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