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Susan L. Darmstadter, M.D.

NPI 1134191661ActiveIndividual· Internal Medicine, Pulmonary Disease· West Allis, WI

Internal Medicine, Pulmonary Disease (M.D.) in West Allis, Wisconsin, trained at Ohio State University College of Medicine (class of 1989). Their prescriptions cost Medicare Part D more than their services did: $846,495 for 1,259 claims, against $6,610 paid for services in 2024.

Overview

NPI1134191661
StatusActive
Entity typeIndividual
CredentialM.D.
Sole proprietorNo
NPI issuedFeb 7, 2006
Last updated in NPPESDec 1, 2021
Certified by providerDec 1, 2021

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine, Pulmonary Disease Primary207RP1001X31716WI

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 - Pulmonary Disease (WI)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients36
Services billed132 across 15 procedure codes
Paid by Medicare$6,610

Part D prescriptions in 2024

Prescriptions (claims)1,259 · 1,945 30-day fills
Patients191
Total drug cost$846,495
Generic share31% of claims

Medicare sources and data years

Education and affiliations

Medical schoolOhio State University College of Medicine
Graduation year1989
Medicare specialtyPulmonary Disease

Medical group

Hospital affiliation

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

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