Atiya Chachar, M.D
NPI 1174974398ActiveIndividual· Internal Medicine, Nephrology· Carrollton, GA
Internal Medicine, Nephrology (M.D) with The Emory Clinic Inc and 1 other group, practicing in Carrollton, Georgia. Their prescriptions cost Medicare Part D more than their services did: $235,455 for 1,576 claims, against $92,670 paid for services in 2024. Otsuka America Pharmaceutical, Inc. was the largest of 13 companies reporting payments in 2025, $721.40 in all, mostly food and beverage. Lists Higgins General Hospital and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1174974398 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D |
| Sole proprietor | No |
| NPI issued | Jun 29, 2016 |
| Last updated in NPPES | Jul 8, 2026 |
| Certified by provider | Jul 8, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | 90568 | GA |
| Internal Medicine | 207R00000X | 90568 | GA |
| Student in an Organized Health Care Education/Training Program | 390200000X | 0116032470 | VA |
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 (GA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 312 |
|---|---|
| Services billed | 1,291 across 22 procedure codes |
| Paid by Medicare | $92,670 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,576 · 2,955 30-day fills |
|---|---|
| Patients | 313 |
| Total drug cost | $235,455 |
| Generic share | 84% of claims |
Education and affiliations
| Graduation year | 2013 |
|---|---|
| Medicare specialty | Nephrology |
| Secondary specialties | Internal Medicine |
Medical groups
- The Emory Clinic IncAtlanta, GA · 3,568 clinicians
- Carroll County Nephrology PCBremen, GA · 6 clinicians
Hospital affiliations
- Higgins General HospitalBremen, GA
- Tanner Medical Center - CarrolltonCarrollton, GA
- Tanner Medical Center Villa RicaVilla Rica, GA
Other facilities
- Fresenius Medical Care Carroll CountyDialysis facility · Carrollton, GA
Industry payments (Open Payments)
- 2025$721.40 · 38 payments from 13 companies
- 2024$529.01 · 33 payments from 13 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Otsuka America Pharmaceutical, Inc. | $159.95 | 7 |
| Novartis Pharmaceuticals Corporation | $158.23 | 9 |
| Astrazeneca Pharmaceuticals LP | $75.50 | 4 |
| Ardelyx, Inc. | $55.65 | 2 |
| Amgen Inc. | $55.34 | 3 |
What the 2025 payments were for
- Food and Beverage$715.32 · 34 payments
- Education$6.08 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine, Nephrology providers in Carrollton
- 1285814988
- 1558403113
- 1972985992
- 1720407588
- 1629418603
- 1225054216
- 1689887911
- 1306187570