William Charles Clark Jr., M.D.
NPI 1962455725ActiveIndividual· Orthopaedic Surgery, Orthopaedic Surgery of the Spine· Tulsa, OK
Orthopaedic Surgery, Orthopaedic Surgery of the Spine (M.D.) in Tulsa, Oklahoma, trained at University of Oklahoma College of Medicine (class of 2001). 134 Medicare patients in 2024, $188,371 paid; nearly all of their 407 Part D prescriptions were generic (97%). Stryker Corporation was the largest of 3 companies reporting payments in 2025, $297.79 in all, mostly food and beverage.
Overview
| NPI | 1962455725 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 19, 2006 |
| Last updated in NPPES | Dec 8, 2023 |
| Certified by provider | Dec 8, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Orthopaedic Surgery, Orthopaedic Surgery of the Spine Primary | 207XS0117X | 24842 | OK |
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 - Orthopedic Surgery (OK) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 134 |
|---|---|
| Services billed | 591 across 62 procedure codes |
| Paid by Medicare | $188,371 |
Part D prescriptions in 2024
| Prescriptions (claims) | 407 · 468 30-day fills |
|---|---|
| Patients | 121 |
| Total drug cost | $35,147 |
| Generic share | 97% of claims |
Education and affiliations
| Medical school | University of Oklahoma College of Medicine |
|---|---|
| Graduation year | 2001 |
| Medicare specialty | Orthopedic Surgery |
Medical group
- St. John Physicians, Inc.Tulsa, OK · 259 clinicians
Hospital affiliations
- Ascension St John Broken ArrowBroken Arrow, OK
- Ascension St John Medical CenterTulsa, OK
- Saint Francis Hospital, IncTulsa, OK
- St John OwassoOwasso, OK
- Stillwater Medical CenterStillwater, OK
Industry payments (Open Payments)
- 2025$297.79 · 5 payments from 3 companies
- 2024$42.24 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Stryker Corporation | $236.07 | 3 |
| Si-Bone, Inc. | $39.52 | 1 |
| Solventum Corporation | $22.20 | 1 |
What the 2025 payments were for
- Food and Beverage$297.79 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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