Megan M. Irwin, PA-C
NPI 1326309113ActiveIndividual· Physician Assistant, Medical· Mount Vernon, WA
Physician Assistant, Medical (PA-C) with Public Hospital Dist No 1 Skagit, practicing in Mount Vernon, Washington. Their prescriptions cost Medicare Part D more than their services did: $1,818,786 for 1,812 claims, against $22,851 paid for services in 2024. Abbvie Inc. was the largest of 4 companies reporting payments in 2025, $100.73 in all, mostly food and beverage. Lists Island Hospital and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1326309113 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Jun 7, 2012 |
| Last updated in NPPES | Nov 2, 2021 |
| Certified by provider | Nov 2, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant, Medical Primary | 363AM0700X | PA60302799 | WA |
| Physician Assistant | 363A00000X | PA22216 | CA |
| Physician Assistant | 363A00000X | PA60302799 | WA |
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 (WA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 134 |
|---|---|
| Services billed | 528 across 11 procedure codes |
| Paid by Medicare | $22,851 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,812 · 3,843 30-day fills |
|---|---|
| Patients | 226 |
| Total drug cost | $1,818,786 |
| Generic share | 75% of claims |
Education and affiliations
| Graduation year | 2011 |
|---|---|
| Medicare specialty | Physician Assistant |
| Telehealth | Offers telehealth |
Medical group
- Public Hospital Dist No 1 SkagitMount Vernon, WA · 323 clinicians
Hospital affiliations
- Island HospitalAnacortes, WA
- Peacehealth Peace Island Medical CenterFriday Harbor, WA
- Skagit Valley HospitalMount Vernon, WA
Industry payments (Open Payments)
- 2025$100.73 · 5 payments from 4 companies
- 2024$104.58 · 6 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $54.56 | 2 |
| Janssen Biotech, Inc. | $17.47 | 1 |
| Amgen Inc. | $14.88 | 1 |
| Novartis Pharmaceuticals Corporation | $13.82 | 1 |
What the 2025 payments were for
- Food and Beverage$100.73 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 23 physician assistants in Mount Vernon · All physician assistants in Washington