Matthew Dimmick Williams, M.D.
NPI 1942219894ActiveIndividual· Orthopaedic Surgery· Lafayette, LA
Orthopaedic Surgery (M.D.) with Louisiana Orthopaedic Specialists LLC, practicing in Lafayette, Louisiana. 596 Medicare patients in 2024, $181,671 paid; all of their 223 Part D prescriptions were generic. Zimmer Biomet Holdings, Inc. was the largest of 7 companies reporting payments in 2025, $20,745 in all, mostly consulting fees. Lists Bayou Bend Health System and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1942219894 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Aug 7, 2006 |
| Last updated in NPPES | Nov 29, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Orthopaedic Surgery Primary | 207X00000X | M3793 | 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 - Orthopedic Surgery (LA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 596 |
|---|---|
| Services billed | 3,529 across 59 procedure codes |
| Paid by Medicare | $181,671 |
Part D prescriptions in 2024
| Prescriptions (claims) | 223 · 241 30-day fills |
|---|---|
| Patients | 125 |
| Total drug cost | $1,835 |
| Generic share | 100% of claims |
Education and affiliations
| Graduation year | 2001 |
|---|---|
| Medicare specialty | Orthopedic Surgery |
Medical group
- Louisiana Orthopaedic Specialists LLCLafayette, LA · 72 clinicians
Hospital affiliations
- Bayou Bend Health SystemFranklin, LA
- Iberia Medical CenterNew Iberia, LA
- Our Lady of Lourdes Regional Medical Center, IncLafayette, LA
- Park Place Surgical HospitalLafayette, LA
Industry payments (Open Payments)
- 2025$20,745 · 34 payments from 7 companies
- 2024$1,580 · 14 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Zimmer Biomet Holdings, Inc. | $20,138 | 20 |
| Regeneron Pharmaceuticals, Inc. | $237.11 | 2 |
| Regeneron Healthcare Solutions, Inc. | $133.94 | 5 |
| Smith+nephew, Inc. | $128.73 | 1 |
| Genentech USA, Inc. | $77.64 | 4 |
What the 2025 payments were for
- Consulting Fee$18,000 · 6 payments
- Travel and Lodging$1,734 · 7 payments
- Food and Beverage$1,011 · 21 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 34 orthopedic surgeons in Lafayette · All orthopedic surgeons in Louisiana