Yung Lyou, M.D., PH.D.
NPI 1013277342ActiveIndividual· Internal Medicine, Hematology & Oncology· Fullerton, CA
Internal Medicine, Hematology & Oncology (M.D., PH.D.) in Fullerton, California, trained at State University of Ny Upstate Medical University (class of 2012). Their prescriptions cost Medicare Part D more than their services did: $2,702,870 for 1,658 claims, against $81,130 paid for services in 2024. Astellas Pharma US Inc was the largest of 33 companies reporting payments in 2025, $7,637 in all, mostly consulting fees.
Overview
| NPI | 1013277342 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D., PH.D. |
| Sole proprietor | No |
| NPI issued | May 21, 2012 |
| Last updated in NPPES | May 6, 2022 |
| Certified by provider | May 6, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | A128545 | 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 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 - Medical Oncology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 195 |
|---|---|
| Services billed | 745 across 13 procedure codes |
| Paid by Medicare | $81,130 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,658 · 1,922 30-day fills |
|---|---|
| Patients | 290 |
| Total drug cost | $2,702,870 |
| Generic share | 83% of claims |
Education and affiliations
| Medical school | State University of Ny Upstate Medical University |
|---|---|
| Graduation year | 2012 |
| Medicare specialty | Medical Oncology |
| Secondary specialties | Hematology/Oncology |
| Telehealth | Offers telehealth |
Medical group
- Providence Medical FoundationVictorville, CA · 1,466 clinicians
Hospital affiliation
- Providence St. Jude Medical CenterFullerton, CA
Industry payments (Open Payments)
- 2025$7,637 · 124 payments from 33 companies
- 2024$3,554 · 118 payments from 22 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astellas Pharma US Inc | $2,250 | 3 |
| Janssen Biotech, Inc. | $1,477 | 7 |
| Janssen Scientific Affairs, LLC | $1,080 | 1 |
| Astrazeneca Pharmaceuticals LP | $897.06 | 16 |
| Celgene Corporation | $240.76 | 21 |
What the 2025 payments were for
- Consulting Fee$5,230 · 6 payments
- Food and Beverage$2,374 · 117 payments
- Education$32.72 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine, Hematology & Oncology providers in Fullerton
- 1003886698
- 1700886702
- 1215129309
- 1285837229
All Internal Medicine, Hematology & Oncology providers in California →