Joanna Zhou, M.D., MPH
NPI 1497118905ActiveIndividual· Obstetrics & Gynecology· Seattle, WA
Obstetrics & Gynecology (M.D., MPH) with The Polyclinic PLLC, practicing in Seattle, Washington. In 2024 Medicare paid $4,846 for 30 patients, and Part D covered 84 of their prescriptions, 85% of them generic. Hologic Sales and Service, LLC reported $23.70 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1497118905 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D., MPH |
| Sole proprietor | No |
| NPI issued | Apr 1, 2016 |
| Last updated in NPPES | May 6, 2026 |
| Certified by provider | May 6, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Obstetrics & Gynecology Primary | 207V00000X | MD61073713 | WA |
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 - Obstetrics/Gynecology (WA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 30 |
|---|---|
| Services billed | 59 across 19 procedure codes |
| Paid by Medicare | $4,846 |
Part D prescriptions in 2024
| Prescriptions (claims) | 84 · 146 30-day fills |
|---|---|
| Patients | 28 |
| Total drug cost | $6,299 |
| Generic share | 85% of claims |
Education and affiliations
| Graduation year | 2016 |
|---|---|
| Medicare specialty | Obstetrics/Gynecology |
Medical group
- The Polyclinic PLLCSeattle, WA · 365 clinicians
Industry payments (Open Payments)
- 2025$23.70 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Hologic Sales and Service, LLC | $23.70 | 1 |
What the 2025 payments were for
- Food and Beverage$23.70 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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