Mark A. Walker, MD
NPI 1245389394ActiveIndividual· Family Medicine· Houma, LA
Family Medicine (MD) in Houma, Louisiana, trained at Tulane University School of Medicine (class of 1987). Their prescriptions cost Medicare Part D more than their services did: $458,781 for 4,711 claims, against $66,896 paid for services in 2024. Pfizer Inc. reported $15.33 in payments in 2024, mostly food and beverage.
Overview
| NPI | 1245389394 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Jan 9, 2007 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 019391 | 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 - Family Practice (LA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 301 |
|---|---|
| Services billed | 1,742 across 42 procedure codes |
| Paid by Medicare | $66,896 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,711 · 9,138 30-day fills |
|---|---|
| Patients | 399 |
| Total drug cost | $458,781 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | Tulane University School of Medicine |
|---|---|
| Graduation year | 1987 |
| Medicare specialty | Family Practice |
Medical group
- Houma Family Practice Clinic APMCHouma, LA · 2 clinicians
Hospital affiliations
- Physicians Medical CenterHouma, LA
- Terrebonne General Medical Center - ParishHouma, LA
Other facilities
- Amedisys Home HealthHome health agency · Houma, LA
- Ochsner Home Health of RacelandHome health agency · Raceland, LA
- Terrebonne Homecare, Inc.Home health agency · Houma, LA
- Vitalcaring GroupHome health agency · Houma, LA
Industry payments (Open Payments)
- 2024$15.33 · 1 payment from 1 company
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Pfizer Inc. | $15.33 | 1 |
What the 2024 payments were for
- Food and Beverage$15.33 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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