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John Martin Thomas, MD

NPI 1336108034ActiveIndividual· Internal Medicine· Lafayette, IN

Internal Medicine (MD) in Lafayette, Indiana, trained at Indiana University School of Medicine (class of 1994). Their prescriptions cost Medicare Part D more than their services did: $3,911,353 for 68,503 claims, against $172,252 paid for services in 2024. A record with the same name and state is on the OIG exclusion list; it carries no NPI, so check it before acting.

Overview

NPI1336108034
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorNo
NPI issuedMar 21, 2006
Last updated in NPPESMay 24, 2011

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine Primary207R00000X01044009AIN

About license numbers in NPPES

Exclusion screening

Possible match: verify before acting. The OIG list has a record with the same name in Indiana, but that record carries no NPI, so it may be a different person or business.

Matched byName on OIG listExclusion typeExcluded sinceLocation
Name + stateJohn Myron Thomas · Physician Assistant1128a4Oct 19, 2017Brownsburg, IN
ListResultDetails
HHS-OIG LEIE · Nov 10, 2026Possible (name)See above
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 - Family Practice (IN)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients860
Services billed2,192 across 20 procedure codes
Paid by Medicare$172,252

Part D prescriptions in 2024

Prescriptions (claims)68,503 · 69,169 30-day fills
Patients1,319
Total drug cost$3,911,353
Generic share87% of claims

Medicare sources and data years

Education and affiliations

Medical schoolIndiana University School of Medicine
Graduation year1994
Medicare specialtyFamily Practice

Medical groups

Hospital affiliation

Other facilities

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 physicians in Lafayette

All 49 internal medicine physicians in Lafayette · All internal medicine physicians in Indiana