Ilan Zawadzki, MD
NPI 1538111521ActiveIndividual· Internal Medicine, Nephrology· Seattle, WA
Internal Medicine, Nephrology (MD) in Seattle, Washington, trained at New York University School of Medicine (class of 1983). Their prescriptions cost Medicare Part D more than their services did: $37,789 for 605 claims, against $5,499 paid for services in 2024. Stryker Corporation reported $59.86 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1538111521 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 17, 2006 |
| Last updated in NPPES | May 12, 2021 |
| Certified by provider | May 12, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | MD00021873 | 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 - Nephrology (WA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 20 |
|---|---|
| Services billed | 72 across 15 procedure codes |
| Paid by Medicare | $5,499 |
Part D prescriptions in 2024
| Prescriptions (claims) | 605 · 1,457 30-day fills |
|---|---|
| Patients | 118 |
| Total drug cost | $37,789 |
| Generic share | 95% of claims |
Education and affiliations
| Medical school | New York University School of Medicine |
|---|---|
| Graduation year | 1983 |
| Medicare specialty | Nephrology |
| Telehealth | Offers telehealth |
Medical group
- Kaiser Foundation Health Plan of WashingtonBellevue, WA · 1,526 clinicians
Industry payments (Open Payments)
- 2025$59.86 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Stryker Corporation | $59.86 | 1 |
What the 2025 payments were for
- Food and Beverage$59.86 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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