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

Roy R Clark, MD

Individual provider Obstetrics Physician · NPI 1215938907

Roy R Clark, MD is an Obstetrics/Gynecology in Irwin, Pennsylvania. Graduated from University of Rochester School of Medicine and Dentistry in 1991, 35 years ago. Practices with Allegheny Clinic, a 2,300-clinician group and accepts Medicare assignment. Licensed in Pennsylvania.

Years since qualifying
35
Trained at
University of Rochester School of Medicine and Dentistry
Licensed in
PA
In the registry since
2005
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

8800 Barnes Lake Rd
Irwin, PA 15642-3177
Phone: (724) 832-9190
Fax: (724) 978-0544
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Obstetrics Physician (primary) Taxonomy 207VX0000X · Licence MD055102L (PA)

Record details

NPI number1215938907
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 3, 2005
Last updated in NPPESAugust 3, 2021
Certification dateAugust 3, 2021
Mailing address8800 Barnes Lake Rd, Irwin, PA 15642-3177

Medicare enrollment

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

Medicare specialtyOBSTETRICS/GYNECOLOGY
Medical schoolUNIVERSITY OF ROCHESTER SCHOOL OF MEDICINE AND DENTISTRY
Graduated 1991 (35 years in practice)
Group practice Allegheny Clinic — 2300 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations6 on file with Medicare