Terra R. Zerr, PA-C
NPI 1508840745ActiveIndividual· Physician Assistant· Stillwater, OK
Physician Assistant (PA-C) with Stillwater Medical Center Authority, practicing in Stillwater, Oklahoma. 127 Medicare patients in 2024, $15,507 paid; all of their 133 Part D prescriptions were generic. Medtronic, Inc. was the largest of 2 companies reporting payments in 2025, $49.79 in all, mostly food and beverage. Lists Stillwater Medical Center as a hospital affiliation.
Overview
| NPI | 1508840745 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Dec 1, 2005 |
| Last updated in NPPES | Aug 13, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 1153 | OK |
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 (OK) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 127 |
|---|---|
| Services billed | 174 across 30 procedure codes |
| Paid by Medicare | $15,507 |
Part D prescriptions in 2024
| Prescriptions (claims) | 133 · 143 30-day fills |
|---|---|
| Patients | 91 |
| Total drug cost | $1,387 |
| Generic share | 100% of claims |
Education and affiliations
| Graduation year | 2001 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Stillwater Medical Center AuthorityStillwater, OK · 153 clinicians
Hospital affiliation
- Stillwater Medical CenterStillwater, OK
Industry payments (Open Payments)
- 2025$49.79 · 2 payments from 2 companies
- 2024$34.39 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Medtronic, Inc. | $29.94 | 1 |
| P Bar Medical LLC | $19.85 | 1 |
What the 2025 payments were for
- Food and Beverage$49.79 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 28 physician assistants in Stillwater · All physician assistants in Oklahoma