Wahu Kinyanjui, NP
NPI 1093485989ActiveIndividual· Nurse Practitioner· Washington, DC
Nurse Practitioner (NP) with Medstar Medical Group II LLC and 1 other group, practicing in Washington, District of Columbia. Their prescriptions cost Medicare Part D more than their services did: $411,065 for 1,862 claims, against $20,629 paid for services in 2024. Amgen Inc. reported $16.51 in payments in 2025, mostly food and beverage. Lists Medstar Washington Hospital Center as a hospital affiliation.
Overview
| NPI | 1093485989 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | NP |
| Sole proprietor | No |
| NPI issued | Sep 14, 2021 |
| Last updated in NPPES | Dec 10, 2024 |
| Certified by provider | Dec 10, 2024 |
| Reactivated | Apr 3, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | 200005879 | DC |
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 (DC); Practitioner - Nurse Practitioner (MD); Practitioner - Nurse Practitioner (VA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 228 |
|---|---|
| Services billed | 323 across 6 procedure codes |
| Paid by Medicare | $20,629 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,862 · 4,800 30-day fills |
|---|---|
| Patients | 691 |
| Total drug cost | $411,065 |
| Generic share | 84% of claims |
Education and affiliations
| Graduation year | 2020 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical groups
- Medstar Medical Group II LLCWashington, DC · 3,767 clinicians
- Medstar Heart Institute LLCBaltimore, MD · 301 clinicians
Hospital affiliation
- Medstar Washington Hospital CenterWashington, DC
Industry payments (Open Payments)
- 2025$16.51 · 1 payment from 1 company
- 2024$119.86 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $16.51 | 1 |
What the 2025 payments were for
- Food and Beverage$16.51 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 259 nurse practitioners in Washington · All nurse practitioners in District of Columbia