Ying Yan Leung, M.D
NPI 1275612632ActiveIndividual· General Practice· Hacienda Heights, CA
General Practice (M.D) in Hacienda Heights, California, licensed in CA, with an NPI issued in November 2006. Their prescriptions cost Medicare Part D more than their services did: $91,568 for 965 claims, against $26,792 paid for services in 2024.
Overview
| NPI | 1275612632 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D |
| Sole proprietor | No |
| NPI issued | Nov 4, 2006 |
| Last updated in NPPES | Oct 18, 2023 |
| Certified by provider | Oct 18, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| General Practice Primary | 208D00000X | G43055 | 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) | Not in the public enrollment file of Oct 1, 2026 |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 74 |
|---|---|
| Services billed | 633 across 24 procedure codes |
| Paid by Medicare | $26,792 |
Part D prescriptions in 2024
| Prescriptions (claims) | 965 · 1,891 30-day fills |
|---|---|
| Patients | 99 |
| Total drug cost | $91,568 |
| Generic share | 88% of claims |
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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