Katherine Brawner Williamson, PA-C
NPI 1043673460ActiveIndividual· Physician Assistant· Midland, TX
Physician Assistant (PA-C) in Midland, Texas, trained at Baylor College of Medicine (class of 2015). Their prescriptions cost Medicare Part D more than their services did: $240,987 for 407 claims, against $3,831 paid for services in 2024. Janssen Biotech, Inc. was the largest of 20 companies reporting payments in 2025, $959.69 in all, mostly food and beverage.
Overview
| NPI | 1043673460 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Apr 2, 2016 |
| Last updated in NPPES | May 21, 2020 |
| Certified by provider | May 21, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | PA10383 | 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 - Physician Assistant (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 35 |
|---|---|
| Services billed | 119 across 12 procedure codes |
| Paid by Medicare | $3,831 |
Part D prescriptions in 2024
| Prescriptions (claims) | 407 · 417 30-day fills |
|---|---|
| Patients | 152 |
| Total drug cost | $240,987 |
| Generic share | 89% of claims |
Education and affiliations
| Medical school | Baylor College of Medicine |
|---|---|
| Graduation year | 2015 |
| Medicare specialty | Physician Assistant |
Medical group
- Akin Chandler MD PLLCMidland, TX · 5 clinicians
Industry payments (Open Payments)
- 2025$959.69 · 44 payments from 20 companies
- 2024$695.38 · 36 payments from 12 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Biotech, Inc. | $151.50 | 5 |
| Novartis Pharmaceuticals Corporation | $91.37 | 5 |
| Almirall LLC | $78.76 | 3 |
| Regeneron Healthcare Solutions, Inc. | $75.84 | 3 |
| Sun Pharmaceutical Industries Inc. | $72.00 | 1 |
What the 2025 payments were for
- Food and Beverage$792.70 · 42 payments
- Education$166.99 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 127 physician assistants in Midland · All physician assistants in Texas