Michael Owen Walker, PA
NPI 1346277084ActiveIndividual· Physician Assistant, Surgical· Newport Beach, CA
Physician Assistant, Surgical (PA) with Orthopaedic Specialty Institute Medical Group of Orange County, practicing in Newport Beach, California. Part D covered 16 prescriptions written in 2024, 100% of them generic. Smith+nephew, Inc. reported $37.30 in payments in 2025, mostly food and beverage. Lists Hoag Orthopedic Institute as a hospital affiliation.
Overview
| NPI | 1346277084 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA |
| Sole proprietor | No |
| NPI issued | Jun 27, 2006 |
| Last updated in NPPES | Sep 11, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant, Surgical Primary | 363AS0400X | PA17200 | CA |
| Physician Assistant | 363A00000X | PA17200 | CA |
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 (CA) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 16 · 16 30-day fills |
|---|---|
| Total drug cost | $76.44 |
| Generic share | 100% of claims |
Education and affiliations
| Graduation year | 2003 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Orthopaedic Specialty Institute Medical Group of Orange CountyNewport Beach, CA · 64 clinicians
Hospital affiliation
- Hoag Orthopedic InstituteIrvine, CA
Industry payments (Open Payments)
- 2025$37.30 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Smith+nephew, Inc. | $37.30 | 1 |
What the 2025 payments were for
- Food and Beverage$37.30 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 23 surgical physician assistants in Newport Beach · All surgical physician assistants in California