Wendy L. Hanneman, MD
NPI 1740210038ActiveIndividual· Family Medicine· Wausau, WI
Family Medicine (MD) in Wausau, Wisconsin, trained at University of Wisconsin School of Medicine (class of 1984). Their prescriptions cost Medicare Part D more than their services did: $300,949 for 4,417 claims, against $24,243 paid for services in 2024. Novo Nordisk Inc was the largest of 4 companies reporting payments in 2025, $749.43 in all, mostly food and beverage.
Overview
| NPI | 1740210038 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 3, 2006 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 26792 | WI |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Family Practice (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 155 |
|---|---|
| Services billed | 341 across 13 procedure codes |
| Paid by Medicare | $24,243 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,417 · 10,702 30-day fills |
|---|---|
| Patients | 435 |
| Total drug cost | $300,949 |
| Generic share | 89% of claims |
Education and affiliations
| Medical school | University of Wisconsin School of Medicine |
|---|---|
| Graduation year | 1984 |
| Medicare specialty | Family Practice |
Medical group
- Aspirus Wausau Hospital IncWausau, WI · 237 clinicians
Hospital affiliation
- Aspirus Wausau HospitalWausau, WI
Industry payments (Open Payments)
- 2025$749.43 · 11 payments from 4 companies
- 2024$856.39 · 14 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novo Nordisk Inc | $369.87 | 7 |
| Exact Sciences Corporation | $187.33 | 2 |
| Merck Sharp & Dohme LLC | $116.14 | 1 |
| Lilly USA, LLC | $76.09 | 1 |
What the 2025 payments were for
- Food and Beverage$749.43 · 11 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 65 family medicine physicians in Wausau · All family medicine physicians in Wisconsin