Robert E. Clark, M.D.
NPI 1518944198ActiveIndividual· Internal Medicine, Nephrology· Meridian, MS
Internal Medicine, Nephrology (M.D.) in Meridian, Mississippi, trained at University of Mississippi School of Medicine (class of 1977). Their prescriptions cost Medicare Part D more than their services did: $456,071 for 1,697 claims, against $154,309 paid for services in 2024. Novartis Pharmaceuticals Corporation was the largest of 9 companies reporting payments in 2025, $310.56 in all, mostly food and beverage.
Overview
| NPI | 1518944198 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Dec 27, 2005 |
| Last updated in NPPES | Oct 21, 2024 |
| Certified by provider | Oct 21, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | 07973 | 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 - Nephrology (MS) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 378 |
|---|---|
| Services billed | 1,379 across 20 procedure codes |
| Paid by Medicare | $154,309 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,697 · 2,879 30-day fills |
|---|---|
| Patients | 281 |
| Total drug cost | $456,071 |
| Generic share | 85% of claims |
Education and affiliations
| Medical school | University of Mississippi School of Medicine |
|---|---|
| Graduation year | 1977 |
| Medicare specialty | Nephrology |
| Secondary specialties | Internal Medicine |
Medical group
- Anderson Physician Alliance IncMeridian, MS · 69 clinicians
Hospital affiliations
- Anderson Regional Medical CenterMeridian, MS
- Choctaw Health CenterPhiladelphia, MS
- Ochsner Rush HospitalMeridian, MS
Other facilities
- Fkc Meridian HomeDialysis facility · Meridian, MS
- Fkc Neshoba County DialysisDialysis facility · Philadelphia, MS
- Lauderdale County DialysisDialysis facility · Meridian, MS
- Rcg MeridianDialysis facility · Meridian, MS
- Rcg PhiladelphiaDialysis facility · Philadelphia, MS
Industry payments (Open Payments)
- 2025$310.56 · 13 payments from 9 companies
- 2024$306.20 · 15 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novartis Pharmaceuticals Corporation | $92.34 | 3 |
| Bayer Healthcare Pharmaceuticals Inc. | $47.32 | 2 |
| Lilly USA, LLC | $45.06 | 2 |
| Otsuka America Pharmaceutical, Inc. | $27.70 | 1 |
| Ardelyx, Inc. | $26.11 | 1 |
What the 2025 payments were for
- Food and Beverage$310.56 · 13 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other nephrologists in Meridian
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