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James B. Walsh, MD

NPI 1619970340ActiveIndividual· Internal Medicine· Munster, IN

Internal Medicine (MD) in Munster, Indiana, trained at University of Michigan Medical School (class of 1973). Their prescriptions cost Medicare Part D more than their services did: $1,086,130 for 13,163 claims, against $169,132 paid for services in 2024. Otsuka America Pharmaceutical, Inc. was the largest of 16 companies reporting payments in 2025, $1,065 in all, mostly food and beverage.

Overview

NPI1619970340
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorNo
NPI issuedMay 26, 2005
Last updated in NPPESJul 13, 2010

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine Primary207R00000X01027487AIN
Internal Medicine207R00000X01027487IN

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 - Internal Medicine (IN)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients653
Services billed3,416 across 46 procedure codes
Paid by Medicare$169,132

Part D prescriptions in 2024

Prescriptions (claims)13,163 · 29,814 30-day fills
Patients882
Total drug cost$1,086,130
Generic share88% of claims

Medicare sources and data years

Education and affiliations

Medical schoolUniversity of Michigan Medical School
Graduation year1973
Medicare specialtyInternal Medicine

Medical group

Hospital affiliations

Other facilities

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$1,065 · 51 payments from 16 companies
  • 2024$1,511 · 87 payments from 20 companies

Top paying companies in 2025

What the 2025 payments were for

  • Food and Beverage$1,065 · 51 payments

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

Other internal medicine physicians in Munster

All 48 internal medicine physicians in Munster · All internal medicine physicians in Indiana