Lydia Yeeyen Lau, PA-C
NPI 1922629831ActiveIndividual· Physician Assistant· Tustin, CA
Physician Assistant (PA-C) in Tustin, California, licensed in CA, with an NPI issued in May 2020. Part D covered 1,424 prescriptions written in 2024, 90% of them generic. Abbvie Inc. was the largest of 3 companies reporting payments in 2025, $104.11 in all, mostly food and beverage.
Overview
| NPI | 1922629831 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | May 1, 2020 |
| Last updated in NPPES | May 20, 2025 |
| Certified by provider | May 20, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | PA58610 | 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) | 1,424 · 3,395 30-day fills |
|---|---|
| Patients | 276 |
| Total drug cost | $87,271 |
| Generic share | 90% of claims |
Industry payments (Open Payments)
- 2025$104.11 · 4 payments from 3 companies
- 2024$437.52 · 18 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $62.11 | 2 |
| Exact Sciences Corporation | $23.75 | 1 |
| Braeburn Inc. | $18.25 | 1 |
What the 2025 payments were for
- Food and Beverage$104.11 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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