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Mark H. Entrup, D.O.

NPI 1841300761ActiveIndividual· Internal Medicine· Springfield, MO

Internal Medicine (D.O.) in Springfield, Missouri, trained at R Franklin University of Med & Sci/Chicago Medical School (class of 1990). 234 Medicare patients in 2024, $45,231 paid; nearly all of their 65 Part D prescriptions were generic (95%).

Overview

NPI1841300761
StatusActive
Entity typeIndividual
CredentialD.O.
Sole proprietorNo
NPI issuedAug 30, 2006
Last updated in NPPESMar 23, 2020
Certified by providerMar 23, 2020

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine Primary207R00000X100131MO

About license numbers in NPPES

Exclusion screening

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

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

Medicare

Enrollment (PECOS)Enrolled Practitioner - Internal Medicine (MO)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients234
Services billed639 across 10 procedure codes
Paid by Medicare$45,231

Part D prescriptions in 2024

Prescriptions (claims)65 · 67 30-day fills
Patients30
Total drug cost$1,579
Generic share95% of claims

Medicare sources and data years

Education and affiliations

Medical schoolR Franklin University of Med & Sci/Chicago Medical School
Graduation year1990
Medicare specialtyInternal Medicine

Medical group

Hospital affiliation

Source: CMS Care Compare

Industry payments (Open Payments)

None reported for 2025 or 2024.

Receiving payments does not imply wrongdoing. What Open Payments covers ·original records

Other Internal Medicine providers in Springfield

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