Joshua Walker, PA-C
NPI 1285406181ActiveIndividual· Physician Assistant· Greenwood, SC
Physician Assistant (PA-C) with Self Medical Group and 1 other group, practicing in Greenwood, South Carolina. Their prescriptions cost Medicare Part D more than their services did: $62,109 for 592 claims, against $25,923 paid for services in 2024. Sumitomo Pharma America, Inc. was the largest of 13 companies reporting payments in 2025, $918.99 in all, mostly food and beverage. Lists Self Regional Healthcare as a hospital affiliation.
Overview
| NPI | 1285406181 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Oct 24, 2023 |
| Last updated in NPPES | Oct 30, 2023 |
| Certified by provider | Oct 30, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 5099 | SC |
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 (SC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 319 |
|---|---|
| Services billed | 809 across 18 procedure codes |
| Paid by Medicare | $25,923 |
Part D prescriptions in 2024
| Prescriptions (claims) | 592 · 1,188 30-day fills |
|---|---|
| Patients | 251 |
| Total drug cost | $62,109 |
| Generic share | 87% of claims |
Education and affiliations
| Graduation year | 2023 |
|---|---|
| Medicare specialty | Physician Assistant |
| Telehealth | Offers telehealth |
Medical groups
- Self Medical GroupGreenwood, SC · 395 clinicians
- Self Regional HealthcareLaurens, SC · 180 clinicians
Hospital affiliation
- Self Regional HealthcareGreenwood, SC
Industry payments (Open Payments)
- 2025$918.99 · 36 payments from 13 companies
- 2024$732.56 · 34 payments from 16 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Sumitomo Pharma America, Inc. | $210.77 | 8 |
| Abbvie Inc. | $123.09 | 4 |
| Endo USA, Inc. | $108.61 | 5 |
| Medtronic, Inc. | $93.04 | 3 |
| Ferring Pharmaceuticals Inc. | $78.29 | 4 |
What the 2025 payments were for
- Food and Beverage$918.99 · 36 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 41 physician assistants in Greenwood · All physician assistants in South Carolina