Sam Nguyen, PA-C
NPI 1386046555ActiveIndividual· Physician Assistant· Portland, OR
Physician Assistant (PA-C) with David P Larson MD LLC, practicing in Portland, Oregon. Their prescriptions cost Medicare Part D more than their services did: $125,468 for 1,670 claims, against $53,107 paid for services in 2024.
Overview
| NPI | 1386046555 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | Yes |
| NPI issued | Sep 19, 2014 |
| Last updated in NPPES | Jan 15, 2020 |
| Certified by provider | Jan 15, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | PA174721 | 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) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 134 |
|---|---|
| Services billed | 707 across 4 procedure codes |
| Paid by Medicare | $53,107 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,670 · 1,680 30-day fills |
|---|---|
| Patients | 168 |
| Total drug cost | $125,468 |
| Generic share | 82% of claims |
Education and affiliations
| Graduation year | 2015 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- David P Larson MD LLCBeaverton, OR · 7 clinicians
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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All 466 physician assistants in Portland · All physician assistants in Oregon