Margaret Wanjiru Njoroge, NP
NPI 1730922485ActiveIndividual· Nurse Practitioner, Gerontology· Seattle, WA
Nurse Practitioner, Gerontology (NP) in Seattle, Washington, licensed in WA, with an NPI issued in June 2024. Mostly services rather than prescriptions: Medicare paid $545,444 for 43 patients in 2024, with only 35 Part D claims. Hollister Incorporated reported $140.21 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1730922485 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | NP |
| Sole proprietor | No |
| NPI issued | Jun 18, 2024 |
| Last updated in NPPES | Aug 14, 2024 |
| Certified by provider | Aug 14, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Gerontology Primary | 363LG0600X | 61536089 | 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 - Nurse Practitioner (WA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 43 |
|---|---|
| Services billed | 623 across 11 procedure codes |
| Paid by Medicare | $545,444 |
Part D prescriptions in 2024
| Prescriptions (claims) | 35 · 35 30-day fills |
|---|---|
| Patients | 21 |
| Total drug cost | $1,073 |
| Generic share | 43% of claims |
Industry payments (Open Payments)
- 2025$140.21 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Hollister Incorporated | $140.21 | 1 |
What the 2025 payments were for
- Food and Beverage$140.21 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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