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Timothy S. Mulder, M.D.

NPI 1336131747ActiveIndividual· Family Medicine· Willmar, MN

Family Medicine (M.D.) in Willmar, Minnesota, trained at Sanford School of Medicine of University of South Dakota (class of 1996). Their prescriptions cost Medicare Part D more than their services did: $425,290 for 6,071 claims, against $93,471 paid for services in 2024.

Overview

NPI1336131747
StatusActive
Entity typeIndividual
CredentialM.D.
Sole proprietorNo
NPI issuedAug 22, 2005
Last updated in NPPESJan 22, 2014

Specialties and licenses

TaxonomyCodeLicenseState
Family Medicine Primary207Q00000X40320MN

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 - Family Practice (MN)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients285
Services billed3,933 across 146 procedure codes
Paid by Medicare$93,471

Part D prescriptions in 2024

Prescriptions (claims)6,071 · 13,419 30-day fills
Patients455
Total drug cost$425,290
Generic share90% of claims

Medicare sources and data years

Education and affiliations

Medical schoolSanford School of Medicine of University of South Dakota
Graduation year1996
Medicare specialtyFamily Practice
TelehealthOffers telehealth

Medical group

Hospital affiliation

Other facilities

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 Family Medicine providers in Willmar

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