Kathleen Wairimu, M.D.
NPI 1023065422ActiveIndividual· Internal Medicine, Infectious Disease· Las Vegas, NV
Internal Medicine, Infectious Disease (M.D.) in Las Vegas, Nevada, trained at University of Connecticut School of Medicine (class of 1996). Their prescriptions cost Medicare Part D more than their services did: $1,297,493 for 472 claims, against $198,257 paid for services in 2024. Viiv Healthcare Company was the largest of 6 companies reporting payments in 2025, $1,105 in all, mostly food and beverage.
Overview
| NPI | 1023065422 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | May 30, 2006 |
| Last updated in NPPES | Mar 5, 2026 |
| Certified by provider | Mar 5, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Infectious Disease Primary | 207RI0200X | 9820 | NV |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Infectious Disease (NV) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 311 |
|---|---|
| Services billed | 2,838 across 6 procedure codes |
| Paid by Medicare | $198,257 |
Part D prescriptions in 2024
| Prescriptions (claims) | 472 · 515 30-day fills |
|---|---|
| Patients | 58 |
| Total drug cost | $1,297,493 |
| Generic share | 27% of claims |
Education and affiliations
| Medical school | University of Connecticut School of Medicine |
|---|---|
| Graduation year | 1996 |
| Medicare specialty | Infectious Disease |
| Secondary specialties | Internal Medicine |
Hospital affiliations
- Mountainview HospitalLas Vegas, NV
- University Medical CenterLas Vegas, NV
Industry payments (Open Payments)
- 2025$1,105 · 31 payments from 6 companies
- 2024$557.15 · 20 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Viiv Healthcare Company | $502.75 | 16 |
| Gilead Sciences, Inc. | $231.05 | 5 |
| Merck Sharp & Dohme LLC | $189.55 | 6 |
| Shionogi Inc | $122.94 | 1 |
| Abbvie Inc. | $38.92 | 2 |
What the 2025 payments were for
- Food and Beverage$1,094 · 30 payments
- Education$10.85 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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