Mark Matthew Wilson, M.D.
NPI 1295728087ActiveIndividual· Internal Medicine, Nephrology· Alexandria, LA
Internal Medicine, Nephrology (M.D.) in Alexandria, Louisiana, trained at Louisiana State University School of Medicine in New Orleans (class of 1987). Their prescriptions cost Medicare Part D more than their services did: $1,421,480 for 4,373 claims, against $300,668 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 10 companies reporting payments in 2025, $356.14 in all, mostly food and beverage.
Overview
| NPI | 1295728087 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Aug 26, 2005 |
| Last updated in NPPES | Aug 27, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | 019488 | LA |
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 - Nephrology (LA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 826 |
|---|---|
| Services billed | 3,357 across 17 procedure codes |
| Paid by Medicare | $300,668 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,373 · 6,423 30-day fills |
|---|---|
| Patients | 436 |
| Total drug cost | $1,421,480 |
| Generic share | 81% of claims |
Education and affiliations
| Medical school | Louisiana State University School of Medicine in New Orleans |
|---|---|
| Graduation year | 1987 |
| Medicare specialty | Nephrology |
Medical group
- Cenla Kidney Specialists LLCAlexandria, LA · 7 clinicians
Hospital affiliations
- Avoyelles HospitalMarksville, LA
- Byrd Regional HospitalLeesville, LA
- Christus St Frances Cabrini HospitalAlexandria, LA
- Hardtner Medical CenterOlla, LA
- Rapides Regional Medical CenterAlexandria, LA
Other facilities
- Fkc - Bayou RobertsDialysis facility · Alexandria, LA
- Fkc - Central LouisianaDialysis facility · Alexandria, LA
- Fkc - MarksvilleDialysis facility · Marksville, LA
- Fmcna - AlexandriaDialysis facility · Alexandria, LA
- Fmcna - BunkieDialysis facility · Bunkie, LA
Industry payments (Open Payments)
- 2025$356.14 · 16 payments from 10 companies
- 2024$580.27 · 37 payments from 9 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $76.60 | 3 |
| Medtronic, Inc. | $58.82 | 3 |
| Bayer Healthcare Pharmaceuticals Inc. | $57.86 | 2 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $44.47 | 2 |
| Calliditas Therapeutics US Inc. | $31.35 | 1 |
What the 2025 payments were for
- Food and Beverage$356.14 · 16 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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