Helena Chih-Hua Chang
NPI 1366731887ActiveIndividual· Urology· Seattle, WA
Urology in Seattle, Washington, trained at University of Wisconsin School of Medicine (class of 2011). Part D covered 739 prescriptions written in 2024, 94% of them generic. Richard Wolf Medical Instruments Corp. reported $62.24 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1366731887 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | Apr 5, 2011 |
| Last updated in NPPES | Jan 6, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Urology Primary | 208800000X | 60751346 | WA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Urology (CA) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 739 · 1,722 30-day fills |
|---|---|
| Patients | 295 |
| Total drug cost | $57,205 |
| Generic share | 94% of claims |
Education and affiliations
| Medical school | University of Wisconsin School of Medicine |
|---|---|
| Graduation year | 2011 |
| Medicare specialty | Urology |
Medical group
- Permanente Medical Group IncOakland, CA · 10,996 clinicians
Hospital affiliation
- Kaiser Foundation Hospital-Santa ClaraSanta Clara, CA
Industry payments (Open Payments)
- 2025$62.24 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Richard Wolf Medical Instruments Corp. | $62.24 | 1 |
What the 2025 payments were for
- Food and Beverage$62.24 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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