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Larry Keller, DO

NPI 1528064094ActiveIndividual· Internal Medicine· Flourtown, PA

Internal Medicine (DO) in Flourtown, Pennsylvania, trained at Philadelphia College of Osteopathic Medicine (class of 1989). Their prescriptions cost Medicare Part D more than their services did: $1,378,147 for 20,702 claims, against $189,415 paid for services in 2024. Abbvie Inc. was the largest of 8 companies reporting payments in 2025, $344.30 in all, mostly food and beverage.

Overview

NPI1528064094
StatusActive
Entity typeIndividual
CredentialDO
Sole proprietorNo
NPI issuedJun 21, 2005
Last updated in NPPESJul 12, 2021
Certified by providerJul 12, 2021

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine Primary207R00000XOS007193LPA

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 4, 2026No match—
New York OMIG · Nov 4, 2026No match—
Ohio Medicaid · Nov 4, 2026No match—
Pennsylvania Medicheck · Nov 4, 2026No match—
Washington HCA · Nov 4, 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 patients507
Services billed2,557 across 40 procedure codes
Paid by Medicare$189,415

Part D prescriptions in 2024

Prescriptions (claims)20,702 · 29,041 30-day fills
Patients866
Total drug cost$1,378,147
Generic share88% of claims

Medicare sources and data years

Education and affiliations

Medical schoolPhiladelphia College of Osteopathic Medicine
Graduation year1989
Medicare specialtyInternal Medicine
TelehealthOffers telehealth

Medical group

Hospital affiliations

Other facilities

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$344.30 · 36 payments from 8 companies
  • 2024$1,507 · 71 payments from 19 companies

Top paying companies in 2025

What the 2025 payments were for

  • Food and Beverage$344.30 · 36 payments

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

Other Internal Medicine providers in Flourtown

All Internal Medicine providers in Pennsylvania →