Andrea Marie Oster, NP
NPI 1174207765ActiveIndividual· Nurse Practitioner, Family· Hastings, MI
Nurse Practitioner, Family (NP) with Pennock Hospital, practicing in Hastings, Michigan. Part D covered 2,105 prescriptions written in 2024, 86% of them generic. Lists Corewell Health Pennock Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1174207765 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | NP |
| Sole proprietor | No |
| NPI issued | Jun 14, 2023 |
| Last updated in NPPES | Jan 22, 2024 |
| Certified by provider | Jan 22, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | 4704330869 | 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 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Nurse Practitioner (MI) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 2,105 · 4,081 30-day fills |
|---|---|
| Patients | 400 |
| Total drug cost | $176,434 |
| Generic share | 86% of claims |
Education and affiliations
| Graduation year | 2022 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Pennock HospitalIonia, MI · 75 clinicians
Hospital affiliations
- Corewell Health Pennock HospitalHastings, MI
- Spectrum HealthGrand Rapids, MI
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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