Olivia R. Drier, PA-C
NPI 1912774100ActiveIndividual· Internal Medicine· Bay City, MI
Internal Medicine (PA-C) with McLaren Bay Region, practicing in Bay City, Michigan. Their prescriptions cost Medicare Part D more than their services did: $85,682 for 943 claims, against $11,811 paid for services in 2024. Amgen Inc. reported $87.09 in payments in 2025, mostly food and beverage. Lists McLaren Bay Region and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1912774100 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Dec 7, 2023 |
| Last updated in NPPES | Dec 7, 2023 |
| Certified by provider | Dec 7, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 5601011974 | 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 | 96 |
|---|---|
| Services billed | 196 across 16 procedure codes |
| Paid by Medicare | $11,811 |
Part D prescriptions in 2024
| Prescriptions (claims) | 943 · 1,637 30-day fills |
|---|---|
| Patients | 179 |
| Total drug cost | $85,682 |
| Generic share | 86% of claims |
Education and affiliations
| Graduation year | 2023 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- McLaren Bay RegionBay City, MI · 113 clinicians
Hospital affiliations
- McLaren Bay RegionBay City, MI
- McLaren Central MichiganMount Pleasant, MI
- Mymichigan Medical Center MidlandMidland, MI
- Mymichigan Medical Center SaginawSaginaw, MI
Other facilities
- McLaren Home HealthHome health agency · Bay City, MI
Industry payments (Open Payments)
- 2025$87.09 · 1 payment from 1 company
- 2024$284.59 · 15 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $87.09 | 1 |
What the 2025 payments were for
- Food and Beverage$87.09 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 44 internal medicine physicians in Bay City · All internal medicine physicians in Michigan