Clay Watson
NPI 1912661307ActiveIndividual· Physician Assistant· Greenwood, SC
Physician Assistant with Self Medical Group and 1 other group, practicing in Greenwood, South Carolina. Their prescriptions cost Medicare Part D more than their services did: $83,688 for 690 claims, against $9,659 paid for services in 2024. Janssen Pharmaceuticals, Inc was the largest of 9 companies reporting payments in 2025, $467.51 in all, mostly food and beverage. Lists Maimonides Medical Center as a hospital affiliation.
Overview
| NPI | 1912661307 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | Oct 22, 2021 |
| Last updated in NPPES | Sep 4, 2024 |
| Certified by provider | Sep 4, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 4175 | SC |
| Physician Assistant | 363A00000X | — | — |
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 | 54 |
|---|---|
| Services billed | 161 across 14 procedure codes |
| Paid by Medicare | $9,659 |
Part D prescriptions in 2024
| Prescriptions (claims) | 690 · 905 30-day fills |
|---|---|
| Patients | 69 |
| Total drug cost | $83,688 |
| Generic share | 97% of claims |
Education and affiliations
| Graduation year | 2021 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical groups
- Self Medical GroupGreenwood, SC · 395 clinicians
- Tms Neurohealth South Carolina LLCGreenville, SC · 4 clinicians
Hospital affiliation
- Maimonides Medical CenterBrooklyn, NY
Industry payments (Open Payments)
- 2025$467.51 · 19 payments from 9 companies
- 2024$168.44 · 9 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Pharmaceuticals, Inc | $114.11 | 2 |
| Abbvie Inc. | $88.46 | 5 |
| Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) | $82.42 | 3 |
| Neurocrine Biosciences, Inc. | $81.97 | 4 |
| Lundbeck LLC | $32.61 | 1 |
What the 2025 payments were for
- Food and Beverage$467.51 · 19 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other physician assistants in Greenwood
- 1003695453
- 1073161485
- 1134891484
- 1245600956
- 1285406181
- 1336653567
- 1437112299
- 1548939796
- 1700538345
- 1720211451
- 1780770545
- 1851634653
All 41 physician assistants in Greenwood · All physician assistants in South Carolina