Gary Chi-Hung Chan, DO
NPI 1548649254ActiveIndividual· Internal Medicine, Cardiovascular Disease· Canton, GA
Internal Medicine, Cardiovascular Disease (DO) with Piedmont Cardiology of Atlanta, LLC, practicing in Canton, Georgia. Their prescriptions cost Medicare Part D more than their services did: $783,324 for 6,920 claims, against $47,777 paid for services in 2024. Novartis Pharmaceuticals Corporation was the largest of 9 companies reporting payments in 2025, $519.96 in all, mostly food and beverage. Lists Piedmont Hospital, Inc and 1 other hospital as hospital affiliations.
Overview
| NPI | 1548649254 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DO |
| Sole proprietor | No |
| NPI issued | May 27, 2015 |
| Last updated in NPPES | Jan 9, 2025 |
| Certified by provider | Jan 9, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | 99861 | GA |
| Internal Medicine | 207R00000X | 99861 | GA |
| Internal Medicine, Cardiovascular Disease | 207RC0000X | DO-05713 | IA |
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); Practitioner - Cardiovascular Disease (Cardiology) (IA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 618 |
|---|---|
| Services billed | 1,297 across 31 procedure codes |
| Paid by Medicare | $47,777 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,920 · 14,375 30-day fills |
|---|---|
| Patients | 741 |
| Total drug cost | $783,324 |
| Generic share | 87% of claims |
Education and affiliations
| Graduation year | 2012 |
|---|---|
| Medicare specialty | Cardiovascular Disease (Cardiology) |
| Secondary specialties | Internal Medicine |
Medical group
- Piedmont Cardiology of Atlanta, LLCFayetteville, GA · 481 clinicians
Hospital affiliations
- Piedmont Hospital, IncAtlanta, GA
- Piedmont Mountainside Hospital IncJasper, GA
Industry payments (Open Payments)
- 2025$519.96 · 24 payments from 9 companies
- 2024$63.51 · 3 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novartis Pharmaceuticals Corporation | $222.57 | 9 |
| Merck Sharp & Dohme LLC | $66.46 | 3 |
| Amgen Inc. | $57.07 | 3 |
| E.R. Squibb & Sons, L.L.C. | $51.13 | 3 |
| Edwards Lifesciences Corporation | $33.54 | 1 |
What the 2025 payments were for
- Food and Beverage$519.96 · 24 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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