Gregory P. Rowbatham, M.D.
NPI 1104818889ActiveIndividual· Internal Medicine, Nephrology· Nashville, TN
Internal Medicine, Nephrology (M.D.) in Nashville, Tennessee, trained at Louisiana State University School of Medicine in New Orleans (class of 1995). 480 Medicare patients in 2024, $165,742 paid; nearly all of their 1,947 Part D prescriptions were generic (95%). Vantive US Healthcare LLC was the largest of 2 companies reporting payments in 2025, $94.65 in all, mostly food and beverage.
Overview
| NPI | 1104818889 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Aug 18, 2005 |
| 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 | 34332 | 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 | 480 |
|---|---|
| Services billed | 2,267 across 23 procedure codes |
| Paid by Medicare | $165,742 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,947 · 3,960 30-day fills |
|---|---|
| Patients | 355 |
| Total drug cost | $138,741 |
| Generic share | 95% of claims |
Education and affiliations
| Medical school | Louisiana State University School of Medicine in New Orleans |
|---|---|
| Graduation year | 1995 |
| Medicare specialty | Nephrology |
Medical group
- Nephrology Associates, PCColumbia, TN · 41 clinicians
Hospital affiliations
- Tristar Centennial Medical CenterNashville, TN
- Tristar Hendersonville Medical CenterHendersonville, TN
- Tristar Northcrest Medical CenterSpringfield, TN
- Tristar Skyline Medical CenterNashville, TN
Other facilities
- Fmc HendersonvilleDialysis facility · Hendersonville, TN
- Fresenius Kidney Care Nashville HomeDialysis facility · Nashville, TN
- Rcg MadisonDialysis facility · Nashville, TN
Industry payments (Open Payments)
- 2025$94.65 · 3 payments from 2 companies
- 2024$15.54 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Vantive US Healthcare LLC | $92.60 | 1 |
| Travere Therapeutics, Inc. | $2.05 | 2 |
What the 2025 payments were for
- Food and Beverage$92.60 · 1 payment
- Education$2.05 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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