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Thomas C. Keller Jr., D.O.

NPI 1073587515ActiveIndividual· Internal Medicine· Hanover, PA

Internal Medicine (D.O.) in Hanover, Pennsylvania, trained at West Virginia School of Osteopathic Medicine (class of 2001). Their prescriptions cost Medicare Part D more than their services did: $1,964,910 for 36,544 claims, against $276,953 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 31 companies reporting payments in 2025, $2,892 in all, mostly food and beverage.

Overview

NPI1073587515
StatusActive
Entity typeIndividual
CredentialD.O.
Sole proprietorYes
NPI issuedFeb 13, 2006
Last updated in NPPESJul 2, 2010

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine Primary207R00000XOS013037PA

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 - Internal Medicine (PA)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients796
Services billed4,416 across 45 procedure codes
Paid by Medicare$276,953

Part D prescriptions in 2024

Prescriptions (claims)36,544 · 51,071 30-day fills
Patients1,157
Total drug cost$1,964,910
Generic share91% of claims

Medicare sources and data years

Education and affiliations

Medical schoolWest Virginia School of Osteopathic Medicine
Graduation year2001
Medicare specialtyInternal Medicine

Medical groups

Hospital affiliations

Other facilities

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$2,892 · 164 payments from 31 companies
  • 2024$2,623 · 167 payments from 26 companies

Top paying companies in 2025

CompanyAmountPayments
Astrazeneca Pharmaceuticals LP$368.7128
Novo Nordisk Inc$352.3222
Abbvie Inc.$279.4014
Mannkind Corporation$207.989
Lilly USA, LLC$178.6610

What the 2025 payments were for

  • Food and Beverage$2,849 · 163 payments
  • Education$42.50 · 1 payment

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

Other Internal Medicine providers in Hanover

All Internal Medicine providers in Pennsylvania →