William Tanner Slay
NPI 1902696123ActiveIndividual· Physician Assistant· Jackson, MS
Physician Assistant with Mississippi Urology Clinic PLLC, practicing in Jackson, Mississippi. Enrolled in Medicare as practitioner - physician assistant. Dendreon Pharmaceuticals LLC was the largest of 8 companies reporting payments in 2025, $432.18 in all, mostly food and beverage. Lists Merit Health River Oaks and 1 other hospital as hospital affiliations.
Overview
| NPI | 1902696123 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | May 9, 2025 |
| Last updated in NPPES | Aug 26, 2025 |
| Certified by provider | Aug 26, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | PA00921 | MS |
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 (MS) |
|---|
Education and affiliations
| Graduation year | 2025 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Mississippi Urology Clinic PLLCJackson, MS · 14 clinicians
Hospital affiliations
- Merit Health River OaksFlowood, MS
- Mississippi Baptist Medical CenterJackson, MS
Industry payments (Open Payments)
- 2025$432.18 · 14 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Dendreon Pharmaceuticals LLC | $169.25 | 3 |
| Sumitomo Pharma America, Inc. | $81.28 | 3 |
| Janssen Biotech, Inc. | $45.18 | 2 |
| Bayer Healthcare Pharmaceuticals Inc. | $40.43 | 2 |
| Tolmar, Inc. | $25.39 | 1 |
What the 2025 payments were for
- Food and Beverage$432.18 · 14 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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