Yung-Chen Pai
NPI 1518381961ActiveIndividual· Physician Assistant· Alhambra, CA
Physician Assistant with Uc Regents, practicing in Alhambra, California. Part D covered 204 prescriptions written in 2024, 85% of them generic. Astellas Pharma US Inc was the largest of 3 companies reporting payments in 2025, $115.75 in all, mostly food and beverage. Lists Uci Health-Orange as a hospital affiliation.
Overview
| NPI | 1518381961 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | Feb 5, 2014 |
| Last updated in NPPES | Apr 29, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 51244 | 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 - Physician Assistant (CA) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 204 · 288 30-day fills |
|---|---|
| Patients | 76 |
| Total drug cost | $142,728 |
| Generic share | 85% of claims |
Education and affiliations
| Graduation year | 2013 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Uc RegentsOrange, CA · 319 clinicians
Hospital affiliation
- Uci Health-OrangeOrange, CA
Industry payments (Open Payments)
- 2025$115.75 · 4 payments from 3 companies
- 2024$938.36 · 12 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astellas Pharma US Inc | $48.63 | 2 |
| Beone Medicines USA, Inc. | $34.18 | 1 |
| Janssen Biotech, Inc. | $32.94 | 1 |
What the 2025 payments were for
- Food and Beverage$115.75 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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