Maren Marie McCarthy, PA-C
NPI 1326641879ActiveIndividual· Physician Assistant· Grand Rapids, MI
Physician Assistant (PA-C) with Pennock Hospital, practicing in Grand Rapids, Michigan. Part D covered 2,867 prescriptions written in 2024, 87% of them generic. Astrazeneca Pharmaceuticals LP reported $14.89 in payments in 2025, mostly food and beverage. Lists Corewell Health Pennock Hospital as a hospital affiliation.
Overview
| NPI | 1326641879 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Nov 18, 2020 |
| Last updated in NPPES | Aug 3, 2026 |
| Certified by provider | Aug 3, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 5601010220 | 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) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 2,867 · 6,155 30-day fills |
|---|---|
| Patients | 299 |
| Total drug cost | $290,546 |
| Generic share | 87% of claims |
Education and affiliations
| Graduation year | 2020 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Pennock HospitalIonia, MI · 75 clinicians
Hospital affiliation
- Corewell Health Pennock HospitalHastings, MI
Industry payments (Open Payments)
- 2025$14.89 · 1 payment from 1 company
- 2024$812.39 · 34 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $14.89 | 1 |
What the 2025 payments were for
- Food and Beverage$14.89 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 936 physician assistants in Grand Rapids · All physician assistants in Michigan