Austin Trevor Williams, MD
NPI 1265994222ActiveIndividual· Family Medicine· Marksville, LA
Family Medicine (MD) in Marksville, Louisiana, trained at Louisiana State University School of Medicine in Shreveport (class of 2019). Their prescriptions cost Medicare Part D more than their services did: $623,831 for 6,721 claims, against $6,681 paid for services in 2024. Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) was the largest of 10 companies reporting payments in 2025, $345.04 in all, mostly food and beverage.
Overview
| NPI | 1265994222 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Apr 1, 2019 |
| Last updated in NPPES | Nov 17, 2022 |
| Certified by provider | Nov 17, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 328634 | LA |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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 - Family Practice (LA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 55 |
|---|---|
| Services billed | 78 across 14 procedure codes |
| Paid by Medicare | $6,681 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,721 · 9,617 30-day fills |
|---|---|
| Patients | 325 |
| Total drug cost | $623,831 |
| Generic share | 87% of claims |
Education and affiliations
| Medical school | Louisiana State University School of Medicine in Shreveport |
|---|---|
| Graduation year | 2019 |
| Medicare specialty | Family Practice |
Medical groups
- Clhg-Avoyelles LLCMarksville, LA · 39 clinicians
- Hawkeye Medical, LLCMarksville, LA · 31 clinicians
- Derussy Emergency Group LLCMarksville, LA · 14 clinicians
Hospital affiliations
- Avoyelles HospitalMarksville, LA
- Christus St Frances Cabrini HospitalAlexandria, LA
- Willis Knighton Medical CenterShreveport, LA
Other facilities
- Allegiance Home Health of East Central LouisianaHome health agency · Ville Platte, LA
- Bunkie HomecareHome health agency · Bunkie, LA
- Centerwell Home HealthHome health agency · Alexandria, LA
- Guardian Hospice Care,llcHospice · Alexandria, LA
- Hessmer Nursing and Rehabilitation CenterNursing home · Hessmer, LA
- Lexington HouseNursing home · Alexandria, LA
- Matthews Memorial Health Care CenterNursing home · Alexandria, LA
- Oak Haven Rehabilitation and Healthcare CenterNursing home · Center Point, LA
Industry payments (Open Payments)
- 2025$345.04 · 18 payments from 10 companies
- 2024$289.89 · 17 payments from 9 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) | $93.54 | 5 |
| Astrazeneca Pharmaceuticals LP | $58.27 | 3 |
| Abbvie Inc. | $33.54 | 2 |
| Amgen Inc. | $31.30 | 2 |
| Axsome Therapeutics, Inc. | $29.49 | 1 |
What the 2025 payments were for
- Food and Beverage$345.04 · 18 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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