NPI Lens

James Arthur Hasbargen, M.D.

NPI 1538165907ActiveIndividual· Internal Medicine, Nephrology· Chesterton, IN

Internal Medicine, Nephrology (M.D.) in Chesterton, Indiana, trained at University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) (class of 1977). Mostly services rather than prescriptions: Medicare paid $14,767 for 95 patients in 2024, with only 32 Part D claims.

Overview

NPI1538165907
StatusActive
Entity typeIndividual
CredentialM.D.
Sole proprietorNo
NPI issuedJun 22, 2005
Last updated in NPPESJan 22, 2010

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine, Nephrology Primary207RN0300X01041789AIN

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 - Nephrology (IN)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients95
Services billed208 across 8 procedure codes
Paid by Medicare$14,767

Part D prescriptions in 2024

Prescriptions (claims)32 · 90 30-day fills
Patients14
Total drug cost$386.20
Generic share100% of claims

Medicare sources and data years

Education and affiliations

Medical schoolUniversity of Illinois College of Med (Chi/Peor/Rock/Chm-Urb)
Graduation year1977
Medicare specialtyNephrology

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 nephrologists in Chesterton

All nephrologists in Indiana