Mark T. Stephan, MD
NPI 1578550794ActiveIndividual· Radiology, Diagnostic Radiology· Lafayette, LA
Radiology, Diagnostic Radiology (MD) in Lafayette, Louisiana, trained at Louisiana State University School of Medicine in New Orleans (class of 1982). Mostly services rather than prescriptions: Medicare paid $160,201 for 4,129 patients in 2024, with only 23 Part D claims.
Overview
| NPI | 1578550794 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Oct 3, 2005 |
| Last updated in NPPES | Oct 26, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Radiology, Diagnostic Radiology Primary | 2085R0202X | 16703 | 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 - Diagnostic Radiology (LA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 4,129 |
|---|---|
| Services billed | 6,213 across 209 procedure codes |
| Paid by Medicare | $160,201 |
Part D prescriptions in 2024
| Prescriptions (claims) | 23 · 49 30-day fills |
|---|---|
| Total drug cost | $302.77 |
| Generic share | 100% of claims |
Education and affiliations
| Medical school | Louisiana State University School of Medicine in New Orleans |
|---|---|
| Graduation year | 1982 |
| Medicare specialty | Diagnostic Radiology |
Medical group
- Acadiana Radiology GroupLafayette, LA · 51 clinicians
Hospital affiliations
- Abbeville General HospitalAbbeville, LA
- Iberia Medical CenterNew Iberia, LA
- Ochsner Lafayette General Medical CenterLafayette, LA
- Opelousas General Health SystemOpelousas, LA
- Savoy Medical CenterMamou, 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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All 60 diagnostic radiologists in Lafayette · All diagnostic radiologists in Louisiana