Malachi G. Sheahan, Iii III, MD
NPI 1093726515ActiveIndividual· Surgery, Vascular Surgery· Marrero, LA
Surgery, Vascular Surgery (MD) in Marrero, Louisiana, trained at Boston University School of Medicine (class of 1994). Mostly services rather than prescriptions: Medicare paid $30,593 for 101 patients in 2024, with only 35 Part D claims. W. L. Gore & Associates, Inc. was the largest of 8 companies reporting payments in 2025, $2,521 in all, mostly food and beverage.
Overview
| NPI | 1093726515 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 10, 2006 |
| Last updated in NPPES | Mar 8, 2010 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery, Vascular Surgery Primary | 2086S0129X | MD.15751R | LA |
| Surgery, Vascular Surgery | 2086S0129X | 15751R | LA |
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 - Vascular Surgery (LA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 101 |
|---|---|
| Services billed | 258 across 43 procedure codes |
| Paid by Medicare | $30,593 |
Part D prescriptions in 2024
| Prescriptions (claims) | 35 · 55 30-day fills |
|---|---|
| Patients | 15 |
| Total drug cost | $1,812 |
| Generic share | 91% of claims |
Education and affiliations
| Medical school | Boston University School of Medicine |
|---|---|
| Graduation year | 1994 |
| Medicare specialty | Vascular Surgery |
Medical group
- Louisiana State University School of Medicine in New Orleans Faculty GNew Orleans, LA · 447 clinicians
Hospital affiliations
- University Medical Center New OrleansNew Orleans, LA
- West Jefferson Medical CenterMarrero, LA
Industry payments (Open Payments)
- 2025$2,521 · 21 payments from 8 companies
- 2024$12,590 · 28 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| W. L. Gore & Associates, Inc. | $1,551 | 12 |
| Penumbra, Inc. | $373.71 | 3 |
| Vascular Technology, Inc. | $300.00 | 1 |
| Medtronic, Inc. | $110.26 | 1 |
| Siemens Medical Solutions USA, Inc. | $96.49 | 1 |
What the 2025 payments were for
- Food and Beverage$2,221 · 20 payments
- Honoraria$300.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Surgery, Vascular Surgery providers in Marrero
- 1790780823