Mark M. Cotter, MD
NPI 1891139143ActiveIndividual· Family Medicine· Winnsboro, LA
Family Medicine (MD) in Winnsboro, Louisiana, trained at Louisiana State University School of Medicine in Shreveport (class of 1991). Their prescriptions cost Medicare Part D more than their services did: $235,527 for 2,484 claims, against $49,405 paid for services in 2024.
Overview
| NPI | 1891139143 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 17, 2013 |
| Last updated in NPPES | Sep 14, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 303027 | 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 - Family Practice (LA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 197 |
|---|---|
| Services billed | 645 across 17 procedure codes |
| Paid by Medicare | $49,405 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,484 · 2,697 30-day fills |
|---|---|
| Patients | 230 |
| Total drug cost | $235,527 |
| Generic share | 80% of claims |
Education and affiliations
| Medical school | Louisiana State University School of Medicine in Shreveport |
|---|---|
| Graduation year | 1991 |
| Medicare specialty | Family Practice |
Medical group
- Franklin Parish Hospital Service Dist 1Winnsboro, LA · 80 clinicians
Hospital affiliation
- Franklin Medical CenterWinnsboro, LA
Other facilities
- Franklin Medical CenterInpatient rehabilitation facility · Winnsboro, LA
- Legacy Nursing and Rehabilitation WinnsboroNursing home · Winnsboro, 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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