Nathan Ambrose, PA-C
NPI 1285229500ActiveIndividual· Physician Assistant, Surgical· Vancouver, WA
Physician Assistant, Surgical (PA-C) with Northwest Surgical Specialists PC, practicing in Vancouver, Washington. 172 Medicare patients in 2024, $29,058 paid; nearly all of their 223 Part D prescriptions were generic (96%). Vertex Pharmaceuticals Incorporated was the largest of 3 companies reporting payments in 2025, $199.76 in all, mostly food and beverage. Lists Columbia Memorial Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1285229500 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Mar 8, 2021 |
| Last updated in NPPES | Oct 30, 2024 |
| Certified by provider | Oct 30, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant, Surgical Primary | 363AS0400X | PA61409222 | WA |
| Physician Assistant, Medical | 363AM0700X | PA208018 | OR |
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 (OR); Practitioner - Physician Assistant (WA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 172 |
|---|---|
| Services billed | 1,278 across 49 procedure codes |
| Paid by Medicare | $29,058 |
Part D prescriptions in 2024
| Prescriptions (claims) | 223 · 231 30-day fills |
|---|---|
| Patients | 124 |
| Total drug cost | $2,854 |
| Generic share | 96% of claims |
Education and affiliations
| Graduation year | 2021 |
|---|---|
| Medicare specialty | Physician Assistant |
| Telehealth | Offers telehealth |
Medical group
- Northwest Surgical Specialists PCVancouver, WA · 119 clinicians
Hospital affiliations
- Columbia Memorial HospitalAstoria, OR
- Peacehealth Southwest Medical CenteVancouver, WA
Industry payments (Open Payments)
- 2025$199.76 · 3 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Vertex Pharmaceuticals Incorporated | $125.00 | 1 |
| Solventum Corporation | $52.20 | 1 |
| Atricure, Inc. | $22.56 | 1 |
What the 2025 payments were for
- Food and Beverage$199.76 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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