Willie B. Louis, M.D.
NPI 1912914284ActiveIndividual· Family Medicine· Orangeburg, SC
Family Medicine (M.D.) in Orangeburg, South Carolina, trained at Medical University of South Carolina College of Medicine (class of 1974). Their prescriptions cost Medicare Part D more than their services did: $709,762 for 7,880 claims, against $116,348 paid for services in 2024. Bayer Healthcare Pharmaceuticals Inc. was the largest of 9 companies reporting payments in 2025, $478.57 in all, mostly food and beverage.
Overview
| NPI | 1912914284 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Aug 1, 2006 |
| Last updated in NPPES | Oct 15, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 7519 | SC |
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 (SC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 213 |
|---|---|
| Services billed | 3,535 across 48 procedure codes |
| Paid by Medicare | $116,348 |
Part D prescriptions in 2024
| Prescriptions (claims) | 7,880 · 15,003 30-day fills |
|---|---|
| Patients | 491 |
| Total drug cost | $709,762 |
| Generic share | 84% of claims |
Education and affiliations
| Medical school | Medical University of South Carolina College of Medicine |
|---|---|
| Graduation year | 1974 |
| Medicare specialty | Family Practice |
Hospital affiliation
- Musc Medical CenterCharleston, SC
Other facilities
- Amedisys Home Health of LexingtonHome health agency · Lexington, SC
- Centerwell Home HealthHome health agency · Columbia, SC
- Grove Park Pharmacy Home Care, LLCHome health agency · Orangeburg, SC
Industry payments (Open Payments)
- 2025$478.57 · 29 payments from 9 companies
- 2024$430.99 · 24 payments from 9 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Bayer Healthcare Pharmaceuticals Inc. | $288.06 | 19 |
| Novo Nordisk Inc | $39.53 | 2 |
| Astrazeneca Pharmaceuticals LP | $38.71 | 2 |
| Seqirus USA Inc | $24.40 | 1 |
| Xeris Pharmaceuticals, Inc. | $20.22 | 1 |
What the 2025 payments were for
- Food and Beverage$478.57 · 29 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 37 family medicine physicians in Orangeburg · All family medicine physicians in South Carolina