Ester Anne Yang, PA-C
NPI 1699154013ActiveIndividual· Physician Assistant· Kirkland, WA
Physician Assistant (PA-C) in Kirkland, Washington, licensed in WA, with an NPI issued in May 2015. Their prescriptions cost Medicare Part D more than their services did: $127,954 for 1,514 claims, against $25,700 paid for services in 2024. Astrazeneca Pharmaceuticals LP reported $61.22 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1699154013 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | Yes |
| NPI issued | May 19, 2015 |
| Last updated in NPPES | Jun 3, 2025 |
| Certified by provider | Jun 3, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | PA60742553 | WA |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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 (OR); Practitioner - Physician Assistant (WA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 148 |
|---|---|
| Services billed | 1,634 across 35 procedure codes |
| Paid by Medicare | $25,700 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,514 · 3,315 30-day fills |
|---|---|
| Patients | 353 |
| Total drug cost | $127,954 |
| Generic share | 89% of claims |
Industry payments (Open Payments)
- 2025$61.22 · 3 payments from 1 company
- 2024$22.37 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $61.22 | 3 |
What the 2025 payments were for
- Food and Beverage$61.22 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 39 physician assistants in Kirkland · All physician assistants in Washington