Marcus Wallace, M.D.
NPI 1841201860ActiveIndividual· Hospitalist· Hammond, LA
Hospitalist (M.D.) in Hammond, Louisiana, trained at George Washington University School of Medicine (class of 2000). 53 Medicare patients in 2024, $5,458 paid; nearly all of their 71 Part D prescriptions were generic (93%).
Overview
| NPI | 1841201860 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Aug 11, 2006 |
| Last updated in NPPES | Feb 19, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Hospitalist Primary | 208M00000X | MD.025294 | LA |
| Internal Medicine | 207R00000X | 35540 | AZ |
| Internal Medicine | 207R00000X | MD.025294 | 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 - Internal Medicine (LA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 53 |
|---|---|
| Services billed | 93 across 5 procedure codes |
| Paid by Medicare | $5,458 |
Part D prescriptions in 2024
| Prescriptions (claims) | 71 · 112 30-day fills |
|---|---|
| Patients | 19 |
| Total drug cost | $3,201 |
| Generic share | 93% of claims |
Education and affiliations
| Medical school | George Washington University School of Medicine |
|---|---|
| Graduation year | 2000 |
| Medicare specialty | Internal Medicine |
Medical group
- St Tammany Parish Hospital Service District No 1Covington, LA · 166 clinicians
Hospital affiliation
- St Tammany Parish HospitalCovington, LA
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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