David H. Liang, M.D., PH.D.
NPI 1104966373ActiveIndividual· Internal Medicine, Cardiovascular Disease· Stanford, CA
Internal Medicine, Cardiovascular Disease (M.D., PH.D.) in Stanford, California, trained at Stanford University School of Medicine (class of 1989). Their prescriptions cost Medicare Part D more than their services did: $726,474 for 2,907 claims, against $13,134 paid for services in 2024. Atricure, Inc. was the largest of 4 companies reporting payments in 2025, $680.02 in all, mostly food and beverage.
Overview
| NPI | 1104966373 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D., PH.D. |
| Sole proprietor | No |
| NPI issued | Feb 7, 2007 |
| Last updated in NPPES | Dec 9, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | G69354 | CA |
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) (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 160 |
|---|---|
| Services billed | 270 across 21 procedure codes |
| Paid by Medicare | $13,134 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,907 · 7,161 30-day fills |
|---|---|
| Patients | 356 |
| Total drug cost | $726,474 |
| Generic share | 85% of claims |
Education and affiliations
| Medical school | Stanford University School of Medicine |
|---|---|
| Graduation year | 1989 |
| Medicare specialty | Cardiovascular Disease (Cardiology) |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical groups
- Sutter Bay Medical FoundationFremont, CA · 3,829 clinicians
- Usc Care Medical Group IncLos Angeles, CA · 1,380 clinicians
Hospital affiliations
- California Pacific Medical Center- Van Ness CampusSan Francisco, CA
- Hoag Memorial Hospital PresbyterianNewport Beach, CA
- Keck Hospital of UscLos Angeles, CA
- Peninsula Medical CenterBurlingame, CA
- Stanford Health CareStanford, CA
Industry payments (Open Payments)
- 2025$680.02 · 9 payments from 4 companies
- 2024$69.68 · 3 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Atricure, Inc. | $419.95 | 4 |
| Medtronic, Inc. | $164.80 | 1 |
| Siemens Medical Solutions USA, Inc. | $76.48 | 3 |
| Canon Medical Systems USA, Inc. | $18.79 | 1 |
What the 2025 payments were for
- Food and Beverage$680.02 · 9 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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