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Thomas Kepczyk, M.D.

NPI 1629062344ActiveIndividual· Internal Medicine, Gastroenterology· San Marcos, TX

Internal Medicine, Gastroenterology (M.D.) in San Marcos, Texas, trained at University of Arizona College of Medicine (class of 1986). Their prescriptions cost Medicare Part D more than their services did: $608,904 for 2,023 claims, against $260,632 paid for services in 2024. Abbvie Inc. was the largest of 23 companies reporting payments in 2025, $2,200 in all, mostly food and beverage.

Overview

NPI1629062344
StatusActive
Entity typeIndividual
CredentialM.D.
Sole proprietorNo
NPI issuedSep 8, 2005
Last updated in NPPESOct 16, 2007

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine, Gastroenterology Primary207RG0100XJ8010TX

About license numbers in NPPES

Exclusion screening

ListResultDetails
HHS-OIG LEIE · Oct 9, 2026No matchChecked by NPI and by name + state
North Carolina Medicaid · Nov 10, 2026No match—
New York OMIG · Nov 10, 2026No match—
Ohio Medicaid · Nov 10, 2026No match—
Pennsylvania Medicheck · Nov 10, 2026No match—
Washington HCA · Nov 10, 2026No match—

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

Medicare

Enrollment (PECOS)Enrolled Practitioner - Gastroenterology (TX)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients781
Services billed8,891 across 44 procedure codes
Paid by Medicare$260,632

Part D prescriptions in 2024

Prescriptions (claims)2,023 · 3,919 30-day fills
Patients628
Total drug cost$608,904
Generic share86% of claims

Medicare sources and data years

Education and affiliations

Medical schoolUniversity of Arizona College of Medicine
Graduation year1986
Medicare specialtyGastroenterology
Secondary specialtiesInternal Medicine

Medical group

Hospital affiliations

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$2,200 · 97 payments from 23 companies
  • 2024$2,477 · 116 payments from 23 companies

Top paying companies in 2025

What the 2025 payments were for

  • Food and Beverage$2,200 · 97 payments

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

Other Internal Medicine, Gastroenterology providers in San Marcos

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