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John J. Nemecek, MD

NPI 1629150487ActiveIndividual· General Practice· Houston, TX

General Practice (MD) in Houston, Texas, trained at Southern Illinois University School of Medicine (class of 1981). Part D covered 4,892 prescriptions written in 2024, 53% of them generic.

Overview

NPI1629150487
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorNo
NPI issuedOct 20, 2006
Last updated in NPPESAug 18, 2015

Specialties and licenses

TaxonomyCodeLicenseState
General Practice Primary208D00000XG2565TX
Contractor171W00000XG2565TX

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 - General Practice (TX)

Part D prescriptions in 2024

Prescriptions (claims)4,892 · 6,892 30-day fills
Patients228
Total drug cost$7,299,572
Generic share53% of claims

Medicare sources and data years

Education and affiliations

Medical schoolSouthern Illinois University School of Medicine
Graduation year1981
Medicare specialtyGeneral Practice

Medical group

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 general practitioners in Houston

All 322 general practitioners in Houston · All general practitioners in Texas