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

Mark Fielding Yost, MD

Individual provider Diagnostic Radiology Physician · NPI 1598776825

Mark Fielding Yost, MD is a Diagnostic Radiology in Erie, Pennsylvania. Graduated from University of Michigan Medical School in 1978, 48 years ago. Practices with Regional Health Services Inc, a 576-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Pennsylvania.

Years since qualifying
48
Trained at
University of Michigan Medical School
Licensed in
PA
In the registry since
2006
Specialties on file
2
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

201 State St
Erie, PA 16550-0002
Phone: (814) 877-6182
Fax: (814) 877-6149
Show map & directions

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

Additional practice locations (1)

  • 300 State St Ste 401, Erie, PA 16507-1438 — (814) 877-6370

Specialties & licences

Diagnostic Radiology Physician (primary) Taxonomy 2085R0202X · Licence MD053453L (PA)
Vascular & Interventional Radiology Physician Taxonomy 2085R0204X · Licence MD053453L (PA)

Record details

NPI number1598776825
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 11, 2006
Last updated in NPPESMay 1, 2020
Certification dateMay 1, 2020
Mailing address201 State St, Erie, PA 16550-0002

Medicare enrollment

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

Medicare specialtyDIAGNOSTIC RADIOLOGY
Also practisesINTERVENTIONAL RADIOLOGY
Medical schoolUNIVERSITY OF MICHIGAN MEDICAL SCHOOL
Graduated 1978 (48 years in practice)
Group practice Regional Health Services Inc — 576 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations6 on file with Medicare

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