Eric G. Chang-Tung, M. D.
NPI 1891748588ActiveIndividual· Thoracic Surgery (Cardiothoracic Vascular Surgery)· Plano, TX
Thoracic Surgery (Cardiothoracic Vascular Surgery) (M. D.) in Plano, Texas, trained at University of Cincinnati College of Medicine (class of 1979). Mostly services rather than prescriptions: Medicare paid $36,476 for 70 patients in 2024, with only 23 Part D claims. Angiodynamics, Inc. was the largest of 2 companies reporting payments in 2025, $144.71 in all, mostly food and beverage.
Overview
| NPI | 1891748588 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M. D. |
| Sole proprietor | Yes |
| NPI issued | May 17, 2006 |
| Last updated in NPPES | Aug 15, 2024 |
| Certified by provider | Aug 15, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Thoracic Surgery (Cardiothoracic Vascular Surgery) Primary | 208G00000X | G4907 | TX |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Thoracic Surgery (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 70 |
|---|---|
| Services billed | 154 across 45 procedure codes |
| Paid by Medicare | $36,476 |
Part D prescriptions in 2024
| Prescriptions (claims) | 23 · 25 30-day fills |
|---|---|
| Total drug cost | $6,203 |
| Generic share | 57% of claims |
Education and affiliations
| Medical school | University of Cincinnati College of Medicine |
|---|---|
| Graduation year | 1979 |
| Medicare specialty | Thoracic Surgery |
| Secondary specialties | Cardiac Surgery, General Surgery, Vascular Surgery |
Hospital affiliations
- Carrollton Regional Medical CenterCarrollton, TX
- Texas Health Presbyterian Hospital Flower MoundFlower Mound, TX
Industry payments (Open Payments)
- 2025$144.71 · 6 payments from 2 companies
- 2024$454.67 · 15 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Angiodynamics, Inc. | $89.61 | 4 |
| Stryker Corporation | $55.10 | 2 |
What the 2025 payments were for
- Food and Beverage$144.71 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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