Ernest C. Han, MD
NPI 1942357744ActiveIndividual· Internal Medicine, Nephrology· Gainesville, GA
Internal Medicine, Nephrology (MD) in Gainesville, Georgia, trained at Duke University School of Medicine (class of 2004). Their prescriptions cost Medicare Part D more than their services did: $354,309 for 1,996 claims, against $174,594 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 13 companies reporting payments in 2025, $1,004 in all, mostly food and beverage.
Overview
| NPI | 1942357744 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jan 4, 2007 |
| Last updated in NPPES | Jan 16, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | 062511 | GA |
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 | 502 |
|---|---|
| Services billed | 2,324 across 22 procedure codes |
| Paid by Medicare | $174,594 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,996 · 4,017 30-day fills |
|---|---|
| Patients | 321 |
| Total drug cost | $354,309 |
| Generic share | 83% of claims |
Education and affiliations
| Medical school | Duke University School of Medicine |
|---|---|
| Graduation year | 2004 |
| Medicare specialty | Nephrology |
| Telehealth | Offers telehealth |
Medical group
- Kidney Care Center of Georgia LLCGainesville, GA · 24 clinicians
Hospital affiliations
- Ngmc Barrow, LLCWinder, GA
- Northeast Georgia Medical Center, IncGainesville, GA
Other facilities
- Davita Buford DialysisDialysis facility · Buford, GA
- Davita Gainesville DialysisDialysis facility · Gainesville, GA
- Fresenius Medical Care Hall CountyDialysis facility · Gainesville, GA
Industry payments (Open Payments)
- 2025$1,004 · 47 payments from 13 companies
- 2024$815.44 · 42 payments from 13 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $221.09 | 10 |
| Bayer Healthcare Pharmaceuticals Inc. | $194.22 | 10 |
| Travere Therapeutics, Inc. | $133.37 | 6 |
| Mallinckrodt Hospital Products Inc. | $102.79 | 4 |
| Novartis Pharmaceuticals Corporation | $62.97 | 4 |
What the 2025 payments were for
- Food and Beverage$1,004 · 47 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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