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

Dr. Zaher K Otrock, MD, PHD

Individual provider Clinical Pathology Physician · NPI 1477995306

Dr. Zaher K Otrock, MD, PHD is a Pathology in Cleveland, Ohio. Qualified in 2003, 23 years ago. Practices with Cleveland Clinic, a 6,935-clinician group and accepts Medicare assignment. Licensed in Ohio.

Years since qualifying
23
Licensed in
OH
In the registry since
2013
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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Practice location Address checks out

9500 Euclid Ave
Cleveland, OH 44195-0001
Phone: (216) 445-4619
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Blood Banking & Transfusion Medicine Physician (primary) Taxonomy 207ZB0001X · Licence 35.147173 (OH)
Clinical Pathology Physician Taxonomy 207ZC0006X · Licence 35.147173 (OH)

Record details

NPI number1477995306
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , PHD
Sole proprietorNo
NPI enumeratedJuly 19, 2013
Last updated in NPPESJanuary 26, 2025
Certification dateJanuary 26, 2025

Medicare enrollment

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

Medicare specialtyPATHOLOGY
Medical schoolOTHER
Graduated 2003 (23 years in practice)
Group practice Cleveland Clinic — 6935 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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