Andrew Willson, PA-C
NPI 1952770976ActiveIndividual· Physician Assistant· Bay City, MI
Physician Assistant (PA-C) with Riverview Medical Associates,p.C., practicing in Bay City, Michigan. Their prescriptions cost Medicare Part D more than their services did: $322,266 for 3,014 claims, against $17,330 paid for services in 2024. Abbvie Inc. was the largest of 26 companies reporting payments in 2025, $2,777 in all, mostly food and beverage. Lists Covenant Medical Center and 1 other hospital as hospital affiliations.
Overview
| NPI | 1952770976 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | Yes |
| NPI issued | Sep 21, 2015 |
| Last updated in NPPES | Sep 21, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 5601007552 | MI |
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 - Physician Assistant (MI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 117 |
|---|---|
| Services billed | 1,668 across 39 procedure codes |
| Paid by Medicare | $17,330 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,014 · 6,940 30-day fills |
|---|---|
| Patients | 361 |
| Total drug cost | $322,266 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 2015 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Riverview Medical Associates,p.C.Bay City, MI · 6 clinicians
Hospital affiliations
- Covenant Medical CenterSaginaw, MI
- McLaren Bay RegionBay City, MI
Industry payments (Open Payments)
- 2025$2,777 · 160 payments from 26 companies
- 2024$2,378 · 160 payments from 29 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $352.71 | 16 |
| Vanda Pharmaceuticals Inc. | $322.58 | 14 |
| Astrazeneca Pharmaceuticals LP | $288.11 | 22 |
| Lilly USA, LLC | $257.62 | 16 |
| Novo Nordisk Inc | $220.55 | 12 |
What the 2025 payments were for
- Food and Beverage$2,777 · 160 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 40 physician assistants in Bay City · All physician assistants in Michigan