Chad Barrett Johnson, M.D., M.B.A.
NPI 1992997399ActiveIndividual· Surgery· Tulsa, OK
Surgery (M.D., M.B.A.) in Tulsa, Oklahoma, trained at Texas Tech University Health Science Center School of Medicine (class of 2005). 338 Medicare patients in 2024, $131,350 paid; all of their 205 Part D prescriptions were generic. Depuy Synthes Sales Inc. was the largest of 13 companies reporting payments in 2025, $463.52 in all, mostly food and beverage.
Overview
| NPI | 1992997399 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D., M.B.A. |
| Sole proprietor | No |
| NPI issued | Aug 10, 2007 |
| Last updated in NPPES | Mar 7, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery Primary | 208600000X | 28719 | 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 - General Surgery (OK) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 338 |
|---|---|
| Services billed | 1,291 across 39 procedure codes |
| Paid by Medicare | $131,350 |
Part D prescriptions in 2024
| Prescriptions (claims) | 205 · 213 30-day fills |
|---|---|
| Patients | 127 |
| Total drug cost | $2,341 |
| Generic share | 100% of claims |
Education and affiliations
| Medical school | Texas Tech University Health Science Center School of Medicine |
|---|---|
| Graduation year | 2005 |
| Medicare specialty | General Surgery |
Medical group
- Warren Clinic IncTulsa, OK · 883 clinicians
Hospital affiliations
- Cherokee Nation W W Hastings Indian HospitalTahlequah, OK
- Saint Francis Hospital MuskogeeMuskogee, OK
- Saint Francis Hospital South, LLCTulsa, OK
- Saint Francis Hospital, IncTulsa, OK
Industry payments (Open Payments)
- 2025$463.52 · 13 payments from 13 companies
- 2024$563.97 · 7 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Depuy Synthes Sales Inc. | $122.67 | 1 |
| Solventum Corporation | $55.33 | 1 |
| Astrazeneca Pharmaceuticals LP | $43.25 | 1 |
| Abiomed | $41.94 | 1 |
| Stryker Corporation | $41.60 | 1 |
What the 2025 payments were for
- Food and Beverage$420.27 · 12 payments
- Education$43.25 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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