Yan Liu, M.D., PH.D.
NPI 1134446172ActiveIndividual· Internal Medicine, Cardiovascular Disease· Austin, TX
Internal Medicine, Cardiovascular Disease (M.D., PH.D.) with Seton Family of Doctors, practicing in Austin, Texas. Their prescriptions cost Medicare Part D more than their services did: $907,042 for 4,782 claims, against $224,329 paid for services in 2024. Heartflow, Inc. was the largest of 5 companies reporting payments in 2025, $321.22 in all, mostly food and beverage. Lists Ascension Seton Hays and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1134446172 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D., PH.D. |
| Sole proprietor | No |
| NPI issued | Apr 30, 2010 |
| Last updated in NPPES | Mar 4, 2020 |
| Certified by provider | Mar 4, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | 0101264271 | VA |
| Internal Medicine | 207R00000X | BP1-0036665 | TX |
| Nuclear Medicine, Nuclear Cardiology | 207UN0901X | 0101264271 | 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 - Cardiovascular Disease (Cardiology) (TX); Practitioner - Nuclear Medicine (VA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 819 |
|---|---|
| Services billed | 2,921 across 52 procedure codes |
| Paid by Medicare | $224,329 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,782 · 11,259 30-day fills |
|---|---|
| Patients | 638 |
| Total drug cost | $907,042 |
| Generic share | 81% of claims |
Education and affiliations
| Graduation year | 1999 |
|---|---|
| Medicare specialty | Cardiovascular Disease (Cardiology) |
| Telehealth | Offers telehealth |
Medical group
- Seton Family of DoctorsAustin, TX · 792 clinicians
Hospital affiliations
- Ascension Seton HaysKyle, TX
- Ascension Seton Medical Center AustinAustin, TX
- Ascension Seton NorthwestAustin, TX
Industry payments (Open Payments)
- 2025$321.22 · 9 payments from 5 companies
- 2024$618.83 · 25 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Heartflow, Inc. | $135.36 | 1 |
| Novo Nordisk Inc | $70.13 | 3 |
| Novartis Pharmaceuticals Corporation | $53.27 | 2 |
| Bayer Healthcare Pharmaceuticals Inc. | $39.87 | 2 |
| Boston Scientific Corporation | $22.59 | 1 |
What the 2025 payments were for
- Food and Beverage$301.00 · 8 payments
- Education$20.22 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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