Nathan Matthew Charles McQuarrie, PA-C
NPI 1649949116ActiveIndividual· Physician Assistant· Marysville, WA
Physician Assistant (PA-C) in Marysville, Washington, trained at University of Washington School of Medicine (class of 2022). Their prescriptions cost Medicare Part D more than their services did: $90,171 for 978 claims, against $255.13 paid for services in 2024.
Overview
| NPI | 1649949116 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Sep 8, 2021 |
| Last updated in NPPES | Jun 8, 2026 |
| Certified by provider | Jun 8, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | PA61352427 | WA |
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 | 18 |
|---|---|
| Services billed | 23 across 6 procedure codes |
| Paid by Medicare | $255.13 |
Part D prescriptions in 2024
| Prescriptions (claims) | 978 · 1,699 30-day fills |
|---|---|
| Patients | 162 |
| Total drug cost | $90,171 |
| Generic share | 83% of claims |
Education and affiliations
| Medical school | University of Washington School of Medicine |
|---|---|
| Graduation year | 2022 |
| Medicare specialty | Physician Assistant |
| Telehealth | Offers telehealth |
Medical group
- Optum Care Washington PLLCEverett, WA · 683 clinicians
Other facilities
- Centerwell Home HealthHome health agency · Everett, WA
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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