Matthew Zamora, PA-C
NPI 1659883676ActiveIndividual· Internal Medicine· Bay City, MI
Internal Medicine (PA-C) with McLaren Medical Group and 2 other groups, practicing in Bay City, Michigan. Their prescriptions cost Medicare Part D more than their services did: $758,305 for 5,977 claims, against $30,537 paid for services in 2024. Amgen Inc. was the largest of 6 companies reporting payments in 2025, $179.98 in all, mostly food and beverage. Lists Covenant Medical Center and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1659883676 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Oct 31, 2017 |
| Last updated in NPPES | Oct 31, 2017 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 5601008472 | MI |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 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 | 202 |
|---|---|
| Services billed | 539 across 26 procedure codes |
| Paid by Medicare | $30,537 |
Part D prescriptions in 2024
| Prescriptions (claims) | 5,977 · 12,256 30-day fills |
|---|---|
| Patients | 744 |
| Total drug cost | $758,305 |
| Generic share | 83% of claims |
Education and affiliations
| Graduation year | 2017 |
|---|---|
| Medicare specialty | Physician Assistant |
| Telehealth | Offers telehealth |
Medical groups
- McLaren Medical GroupLansing, MI · 213 clinicians
- McLaren Bay RegionBay City, MI · 113 clinicians
- Progress Physical Therapy IncHale, MI · 20 clinicians
Hospital affiliations
- Covenant Medical CenterSaginaw, MI
- McLaren Bay RegionBay City, MI
- McLaren Central MichiganMount Pleasant, MI
- Mymichigan Medical Center MidlandMidland, MI
Industry payments (Open Payments)
- 2025$179.98 · 7 payments from 6 companies
- 2024$1,466 · 73 payments from 20 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $106.40 | 2 |
| Astrazeneca Pharmaceuticals LP | $16.54 | 1 |
| Novo Nordisk Inc | $15.26 | 1 |
| Kowa Pharmaceuticals America, Inc. | $14.30 | 1 |
| Takeda Pharmaceuticals U.S.A., Inc. | $13.76 | 1 |
What the 2025 payments were for
- Food and Beverage$166.22 · 6 payments
- Education$13.76 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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