Stefan McNamara
NPI 1962020925ActiveIndividual· Physician Assistant· Chehalis, WA
Physician Assistant with Providence Health and Services Washington and 1 other group, practicing in Chehalis, Washington. Their prescriptions cost Medicare Part D more than their services did: $813,311 for 6,250 claims, against $3,864 paid for services in 2024. Medical Device Business Services, Inc. was the largest of 2 companies reporting payments in 2025, $142.39 in all, mostly education. Lists Providence Centralia Hospital as a hospital affiliation.
Overview
| NPI | 1962020925 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | Yes |
| NPI issued | Jul 7, 2020 |
| Last updated in NPPES | Jun 30, 2023 |
| Certified by provider | Jun 29, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | — | WA |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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 (WA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 59 |
|---|---|
| Services billed | 110 across 30 procedure codes |
| Paid by Medicare | $3,864 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,250 · 14,155 30-day fills |
|---|---|
| Patients | 492 |
| Total drug cost | $813,311 |
| Generic share | 87% of claims |
Education and affiliations
| Graduation year | 2022 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical groups
- Providence Health and Services WashingtonOlympia, WA · 475 clinicians
- L G Steck Memorial Clinic P SChehalis, WA · 4 clinicians
Hospital affiliation
- Providence Centralia HospitalCentralia, WA
Industry payments (Open Payments)
- 2025$142.39 · 4 payments from 2 companies
- 2024$559.55 · 31 payments from 13 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Medical Device Business Services, Inc. | $122.62 | 3 |
| Ethicon US, LLC | $19.77 | 1 |
What the 2025 payments were for
- Education$122.62 · 3 payments
- Food and Beverage$19.77 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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