Benjamin Earl Studdard, M.D.
NPI 1588928980ActiveIndividual· Internal Medicine, Nephrology· Murfreesboro, TN
Internal Medicine, Nephrology (M.D.) with Nephrology Associates, PC, practicing in Murfreesboro, Tennessee. Their prescriptions cost Medicare Part D more than their services did: $441,916 for 1,323 claims, against $214,936 paid for services in 2024. Novo Nordisk Inc was the largest of 4 companies reporting payments in 2025, $71.19 in all, mostly food and beverage. Lists Saint Thomas River Park Hospital and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1588928980 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jun 29, 2012 |
| Last updated in NPPES | Sep 26, 2025 |
| Certified by provider | Sep 26, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | 55792 | TN |
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 - Nephrology (TN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 622 |
|---|---|
| Services billed | 2,716 across 23 procedure codes |
| Paid by Medicare | $214,936 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,323 · 2,551 30-day fills |
|---|---|
| Patients | 241 |
| Total drug cost | $441,916 |
| Generic share | 89% of claims |
Education and affiliations
| Graduation year | 2012 |
|---|---|
| Medicare specialty | Nephrology |
Medical group
- Nephrology Associates, PCColumbia, TN · 41 clinicians
Hospital affiliations
- Saint Thomas River Park HospitalMcMinnville, TN
- Saint Thomas Rutherford HospitalMurfreesboro, TN
- Tristar Stonecrest Medical CenterSmyrna, TN
- Unity Medical CenterManchester, TN
- Vanderbilt University Medical CenterNashville, TN
Other facilities
- Dialysis Assoc. of Murfreesboro-HtDialysis facility · Murfreesboro, TN
- Davita Murfreesboro DialysisDialysis facility · Murfreesboro, TN
- Fmc Dialysis Assoc. of SmyrnaDialysis facility · Smyrna, TN
- Rcg McMinnvilleDialysis facility · McMinnville, TN
Industry payments (Open Payments)
- 2025$71.19 · 6 payments from 4 companies
- 2024$53.98 · 4 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novo Nordisk Inc | $19.57 | 1 |
| Astrazeneca Pharmaceuticals LP | $18.84 | 1 |
| Fresenius USA Marketing, Inc. | $17.69 | 1 |
| Travere Therapeutics, Inc. | $15.09 | 3 |
What the 2025 payments were for
- Food and Beverage$56.10 · 3 payments
- Education$15.09 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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