Ernesto E. Hernandez, MD
NPI 1164448098ActiveIndividual· Internal Medicine, Cardiovascular Disease· Canton, GA
Internal Medicine, Cardiovascular Disease (MD) with Wellstar Medical Group LLC, practicing in Canton, Georgia. Their prescriptions cost Medicare Part D more than their services did: $569,686 for 4,478 claims, against $113,473 paid for services in 2024. Zoll Services LLC (A/K/A Zoll Lifecor Corp) was the largest of 4 companies reporting payments in 2025, $130.97 in all, mostly food and beverage. Lists Wellstar Cobb Medical Center and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1164448098 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 14, 2006 |
| Last updated in NPPES | Dec 2, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | 050581 | 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 - Cardiovascular Disease (Cardiology) (GA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,050 |
|---|---|
| Services billed | 2,255 across 32 procedure codes |
| Paid by Medicare | $113,473 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,478 · 10,500 30-day fills |
|---|---|
| Patients | 423 |
| Total drug cost | $569,686 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 1994 |
|---|---|
| Medicare specialty | Cardiovascular Disease (Cardiology) |
Medical group
- Wellstar Medical Group LLCMarietta, GA · 3,093 clinicians
Hospital affiliations
- Wellstar Cobb Medical CenterAustell, GA
- Wellstar Kennestone Regional Medical CenterMarietta, GA
- Wellstar North Fulton Medical CenterRoswell, GA
- Wellstar Paulding Medical CenterHiram, GA
Other facilities
- Wellstar Windy Hill HospitalLong-term care hospital · Marietta, GA
Industry payments (Open Payments)
- 2025$130.97 · 5 payments from 4 companies
- 2024$224.11 · 4 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Zoll Services LLC (A/K/A Zoll Lifecor Corp) | $55.08 | 1 |
| Amgen Inc. | $37.14 | 2 |
| Pfizer Inc. | $23.53 | 1 |
| E.R. Squibb & Sons, L.L.C. | $15.22 | 1 |
What the 2025 payments were for
- Food and Beverage$130.97 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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