William David Sullivan, M.D.
NPI 1659385276ActiveIndividual· Internal Medicine, Cardiovascular Disease· Laurel, MS
Internal Medicine, Cardiovascular Disease (M.D.) in Laurel, Mississippi, trained at Johns Hopkins University School of Medicine (class of 1992). Their prescriptions cost Medicare Part D more than their services did: $739,634 for 7,550 claims, against $149,039 paid for services in 2024. Novartis Pharmaceuticals Corporation was the largest of 11 companies reporting payments in 2025, $571.84 in all, mostly food and beverage.
Overview
| NPI | 1659385276 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 28, 2006 |
| Last updated in NPPES | Oct 7, 2026 |
| Certified by provider | Oct 7, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | 15587 | MS |
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 - Cardiovascular Disease (Cardiology) (MS) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,163 |
|---|---|
| Services billed | 4,261 across 56 procedure codes |
| Paid by Medicare | $149,039 |
Part D prescriptions in 2024
| Prescriptions (claims) | 7,550 · 15,392 30-day fills |
|---|---|
| Patients | 675 |
| Total drug cost | $739,634 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | Johns Hopkins University School of Medicine |
|---|---|
| Graduation year | 1992 |
| Medicare specialty | Cardiovascular Disease (Cardiology) |
Medical groups
- South Central Clinics, IncLaurel, MS · 115 clinicians
- South Central Regional Medical CenterLaurel, MS · 14 clinicians
Hospital affiliations
- Covington County Hospital CahCollins, MS
- Forrest General HospitalHattiesburg, MS
- Magee General HospitalMagee, MS
- Simpson General Hospital CahMendenhall, MS
- South Central Reg Med CtrLaurel, MS
Industry payments (Open Payments)
- 2025$571.84 · 28 payments from 11 companies
- 2024$831.93 · 35 payments from 16 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novartis Pharmaceuticals Corporation | $145.02 | 6 |
| Pfizer Inc. | $82.57 | 4 |
| Merck Sharp & Dohme LLC | $65.85 | 3 |
| Bayer Healthcare Pharmaceuticals Inc. | $52.17 | 3 |
| Novo Nordisk Inc | $39.48 | 2 |
What the 2025 payments were for
- Food and Beverage$571.84 · 28 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All Internal Medicine, Cardiovascular Disease providers in Mississippi →