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

Individual provider Orthopaedic Hand Surgery Physician · NPI 1558565044

Dr. Gregg Gabriel Martyak, MD is an Orthopedic Surgery in Philadelphia, Pennsylvania. Graduated from Jefferson Medical College of Thomas Jefferson University in 2002, 24 years ago. Practices with Eastern Rio Blanco County Health Service District, a 41-clinician group and accepts Medicare assignment. Licensed in Pennsylvania.

Years since qualifying
24
Trained at
Jefferson Medical College of Thomas Jefferson University
Licensed in
PA
In the registry since
2007
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

1015 Walnut St Ste 801
Philadelphia, PA 19107-5005
Phone: (215) 955-1500
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Orthopaedic Hand Surgery Physician (primary) Taxonomy 207XS0106X · Licence MD425153 (PA)

Record details

NPI number1558565044
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 11, 2007
Last updated in NPPESMay 17, 2017

Medicare enrollment

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

Medicare specialtyORTHOPEDIC SURGERY
Medical schoolJEFFERSON MEDICAL COLLEGE OF THOMAS JEFFERSON UNIVERSITY
Graduated 2002 (24 years in practice)
Group practice Eastern Rio Blanco County Health Service District — 41 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare

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