Subhashini C. Subramaniam, MD
NPI 1780645101ActiveIndividual· Internal Medicine, Nephrology· Spartanburg, SC
Internal Medicine, Nephrology (MD) with Union Medical Center and 1 other group, practicing in Spartanburg, South Carolina. Their prescriptions cost Medicare Part D more than their services did: $352,972 for 1,341 claims, against $149,719 paid for services in 2024. Travere Therapeutics, Inc. was the largest of 19 companies reporting payments in 2025, $1,735 in all, mostly food and beverage. Lists Cherokee Medical Center and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1780645101 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 28, 2006 |
| Last updated in NPPES | Nov 15, 2021 |
| Certified by provider | Nov 15, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | 28330 | SC |
| Internal Medicine | 207R00000X | 28330 | 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 - Nephrology (SC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 408 |
|---|---|
| Services billed | 2,378 across 15 procedure codes |
| Paid by Medicare | $149,719 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,341 · 2,873 30-day fills |
|---|---|
| Patients | 280 |
| Total drug cost | $352,972 |
| Generic share | 76% of claims |
Education and affiliations
| Graduation year | 1997 |
|---|---|
| Medicare specialty | Nephrology |
| Telehealth | Offers telehealth |
Medical groups
- Union Medical CenterUnion, SC · 15 clinicians
- Nephrology Associates of Spartanburg LLCSpartanburg, SC · 8 clinicians
Hospital affiliations
- Cherokee Medical CenterGaffney, SC
- Pelham Medical CenterGreer, SC
- Spartanburg Medical CenterSpartanburg, SC
- Union Medical CenterUnion, SC
Other facilities
- Dci East SpartanburgDialysis facility · Spartanburg, SC
- Dci GaffneyDialysis facility · Gaffney, SC
- Dci UnionDialysis facility · Union, SC
- Dci West SpartanburgDialysis facility · Spartanburg, SC
- Dci WoodruffDialysis facility · Woodruff, SC
Industry payments (Open Payments)
- 2025$1,735 · 81 payments from 19 companies
- 2024$1,779 · 100 payments from 19 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Travere Therapeutics, Inc. | $335.15 | 21 |
| Calliditas Therapeutics US Inc. | $243.06 | 9 |
| Akebia Therapeutics Inc | $179.37 | 3 |
| Novartis Pharmaceuticals Corporation | $149.25 | 6 |
| Amgen Inc. | $119.96 | 6 |
What the 2025 payments were for
- Food and Beverage$1,694 · 79 payments
- Education$40.92 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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