Liyun Yuan, M.D., PHD
NPI 1154622413ActiveIndividual· Internal Medicine, Transplant Hepatology· Los Angeles, CA
Internal Medicine, Transplant Hepatology (M.D., PHD) with Usc Care Medical Group Inc, practicing in Los Angeles, California. Their prescriptions cost Medicare Part D more than their services did: $478,177 for 1,556 claims, against $54,755 paid for services in 2024. Madrigal Pharmaceuticals was the largest of 2 companies reporting payments in 2025, $3,076 in all, mostly consulting fees. Lists Keck Hospital of Usc as a hospital affiliation.
Overview
| NPI | 1154622413 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D., PHD |
| Sole proprietor | No |
| NPI issued | Nov 3, 2010 |
| Last updated in NPPES | Nov 27, 2023 |
| Certified by provider | Sep 17, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Transplant Hepatology Primary | 207RT0003X | A113970 | CA |
| Internal Medicine | 207R00000X | A113970 | CA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Gastroenterology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 258 |
|---|---|
| Services billed | 559 across 29 procedure codes |
| Paid by Medicare | $54,755 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,556 · 2,470 30-day fills |
|---|---|
| Patients | 176 |
| Total drug cost | $478,177 |
| Generic share | 84% of claims |
Education and affiliations
| Graduation year | 1995 |
|---|---|
| Medicare specialty | Gastroenterology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Usc Care Medical Group IncLos Angeles, CA · 1,380 clinicians
Hospital affiliation
- Keck Hospital of UscLos Angeles, CA
Industry payments (Open Payments)
- 2025$3,076 · 4 payments from 2 companies
- 2024$54.37 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Madrigal Pharmaceuticals | $3,026 | 3 |
| Novo Nordisk Inc | $49.31 | 1 |
What the 2025 payments were for
- Consulting Fee$2,820 · 1 payment
- Food and Beverage$255.60 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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