Mark Fielding Yost, MD

NPI 1598776825ActiveIndividual· Radiology, Diagnostic Radiology· Erie, PA

Radiology, Diagnostic Radiology (MD) in Erie, Pennsylvania, trained at University of Michigan Medical School (class of 1978). Medicare paid $38,110 for services to 549 patients in 2024. Terumo Medical Corporation reported $15.33 in payments in 2025, mostly food and beverage.

Overview

NPI	1598776825
Status	Active
Entity type	Individual
Credential	MD
Sole proprietor	No
NPI issued	Aug 11, 2006
Last updated in NPPES	Sep 3, 2026
Certified by provider	May 1, 2020

Specialties and licenses

Taxonomy	Code	License	State
Radiology, Diagnostic Radiology Primary	2085R0202X	MD053453L	PA
Radiology, Vascular & Interventional Radiology	2085R0204X	MD053453L	PA

About license numbers in NPPES

Exclusion screening

List	Result	Details
HHS-OIG LEIE · Nov 10, 2026	No match	Checked by NPI and by name + state
North Carolina Medicaid · Nov 11, 2026	No match	—
New York OMIG · Nov 11, 2026	No match	—
Ohio Medicaid · Nov 11, 2026	No match	—
Pennsylvania Medicheck · Nov 11, 2026	No match	—
Washington HCA · Nov 11, 2026	No match	—

Official OIG search · How matching works ·Bulk check a roster

Medicare

Enrollment (PECOS)	Enrolled Practitioner - Diagnostic Radiology (PA)
Accepts assignment	Yes (participating)

Medicare services in 2024

Medicare patients	549
Services billed	1,397 across 106 procedure codes
Paid by Medicare	$38,110

Medicare sources and data years

Education and affiliations

Medical school	University of Michigan Medical School
Graduation year	1978
Medicare specialty	Diagnostic Radiology
Secondary specialties	Interventional Radiology