Mark T. Weidemann, APNP
NPI 1194030981ActiveIndividual· Nurse Practitioner· Oshkosh, WI
Nurse Practitioner (APNP) with Aurora Medical Group, Inc., practicing in Oshkosh, Wisconsin. Their prescriptions cost Medicare Part D more than their services did: $111,026 for 474 claims, against $5,389 paid for services in 2024. Abbott Laboratories reported $109.33 in payments in 2024, mostly food and beverage. Lists Aurora Medical Ctr Oshkosh as a hospital affiliation.
Overview
| NPI | 1194030981 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | APNP |
| Sole proprietor | No |
| NPI issued | Aug 17, 2010 |
| Last updated in NPPES | Aug 26, 2025 |
| Certified by provider | Aug 26, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | 4130 | 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 - Nurse Practitioner (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 60 |
|---|---|
| Services billed | 94 across 17 procedure codes |
| Paid by Medicare | $5,389 |
Part D prescriptions in 2024
| Prescriptions (claims) | 474 · 955 30-day fills |
|---|---|
| Patients | 131 |
| Total drug cost | $111,026 |
| Generic share | 80% of claims |
Education and affiliations
| Graduation year | 2010 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Aurora Medical Group, Inc.Milwaukee, WI · 3,813 clinicians
Hospital affiliation
- Aurora Medical Ctr OshkoshOshkosh, WI
Industry payments (Open Payments)
- 2024$109.33 · 1 payment from 1 company
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Abbott Laboratories | $109.33 | 1 |
What the 2024 payments were for
- Food and Beverage$109.33 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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