John Patrick Walker, M.D.
NPI 1205948775ActiveIndividual· Surgery· Crockett, TX
Surgery (M.D.) in Crockett, Texas, trained at University of Texas Medical Branch at Galveston (class of 1981). Mostly services rather than prescriptions: Medicare paid $13,894 for 67 patients in 2024, with only 38 Part D claims. Vertex Pharmaceuticals Incorporated was the largest of 2 companies reporting payments in 2025, $174.09 in all, mostly food and beverage.
Overview
| NPI | 1205948775 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Aug 31, 2006 |
| Last updated in NPPES | Jan 20, 2017 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery Primary | 208600000X | G0254 | TX |
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 - General Surgery (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 67 |
|---|---|
| Services billed | 115 across 30 procedure codes |
| Paid by Medicare | $13,894 |
Part D prescriptions in 2024
| Prescriptions (claims) | 38 · 49 30-day fills |
|---|---|
| Patients | 24 |
| Total drug cost | $982.66 |
| Generic share | 95% of claims |
Education and affiliations
| Medical school | University of Texas Medical Branch at Galveston |
|---|---|
| Graduation year | 1981 |
| Medicare specialty | General Surgery |
Medical group
- Utmb Faculty Group PracticeGalveston, TX · 1,101 clinicians
Hospital affiliation
- University of Texas Medical Branch GalvestonGalveston, TX
Industry payments (Open Payments)
- 2025$174.09 · 3 payments from 2 companies
- 2024$1,858 · 14 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Vertex Pharmaceuticals Incorporated | $144.66 | 2 |
| Lexington Medical, Inc. | $29.43 | 1 |
What the 2025 payments were for
- Food and Beverage$174.09 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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