Ashraf Ali Chattha, M.D.
NPI 1073555983ActiveIndividual· Internal Medicine, Nephrology· Columbia, SC
Internal Medicine, Nephrology (M.D.) with Carolina Kidney Specialists, LLC, practicing in Columbia, South Carolina. 554 Medicare patients in 2024, $225,542 paid; nearly all of their 3,352 Part D prescriptions were generic (93%). Aurinia Pharma U.S., Inc. was the largest of 6 companies reporting payments in 2025, $150.64 in all, mostly food and beverage. Lists Kershawhealth and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1073555983 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 12, 2006 |
| Last updated in NPPES | Sep 6, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | 35099 | SC |
| Internal Medicine | 207R00000X | 21213 | WV |
| Internal Medicine, Nephrology | 207RN0300X | 44359 | AZ |
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 | 554 |
|---|---|
| Services billed | 2,074 across 13 procedure codes |
| Paid by Medicare | $225,542 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,352 · 7,873 30-day fills |
|---|---|
| Patients | 457 |
| Total drug cost | $257,338 |
| Generic share | 93% of claims |
Education and affiliations
| Graduation year | 1996 |
|---|---|
| Medicare specialty | Nephrology |
| Secondary specialties | Internal Medicine |
Medical group
- Carolina Kidney Specialists, LLCColumbia, SC · 5 clinicians
Hospital affiliations
- KershawhealthCamden, SC
- Lexington Medical CenterWest Columbia, SC
- Musc Health Columbia Medical Center DowntownColumbia, SC
- Prisma Health BaptistColumbia, SC
- Prisma Health Richland HospitalColumbia, SC
Other facilities
- Central Columbia Kidney CenterDialysis facility · Columbia, SC
- Columbia Northeast Kidney CenterDialysis facility · Columbia, SC
- Dentsville Kidney CenterDialysis facility · Columbia, SC
- Lexington Kidney Center, LLCDialysis facility · West Columbia, SC
Industry payments (Open Payments)
- 2025$150.64 · 7 payments from 6 companies
- 2024$59.17 · 3 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Aurinia Pharma U.S., Inc. | $40.88 | 2 |
| Akebia Therapeutics Inc | $28.86 | 1 |
| Otsuka America Pharmaceutical, Inc. | $28.61 | 1 |
| Travere Therapeutics, Inc. | $21.46 | 1 |
| Scpharmaceuticals Inc. | $16.27 | 1 |
What the 2025 payments were for
- Food and Beverage$150.64 · 7 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine, Nephrology providers in Columbia
- 1952482903
- 1194308882
- 1619156957
- 1649245317
- 1811292055
- 1982924304
- 1932375631
- 1366531568
- 1528210887
- 1700861093
- 1457325292
- 1104891837
All Internal Medicine, Nephrology providers in South Carolina →