Kristen Kathleen Ash, RN
Opted out of Medicare from December 2025 to December 2027. Nurse Practitioner (RN) in Cave Creek, Arizona, licensed in AZ, with an NPI issued in July 2023. 221 Medicare patients in 2024, $44,139 paid; nearly all of their 1,122 Part D prescriptions were generic (93%). Inari Medical, Inc. reported $271.84 in payments in 2024, mostly food and beverage. Lists Honor Health John C. Lincoln Medical Center as a hospital affiliation.
Overview
| NPI | 1891476495 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | RN |
| Sole proprietor | Yes |
| NPI issued | Jul 26, 2023 |
| Last updated in NPPES | Dec 12, 2023 |
| Certified by provider | Dec 12, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | 300182 | AZ |
| Registered Nurse | 163W00000X | RN176312 | AZ |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Not in the public enrollment file of Oct 1, 2026 |
|---|---|
| Opt-out | Opted out Dec 23, 2025 – Dec 23, 2027 |
| Can order and refer | Yes |
| Accepts assignment | Yes (participating) |
During an opt-out period the provider sees Medicare patients only under private contracts, and Medicare does not pay claims for their services.
Medicare services in 2024
| Medicare patients | 221 |
|---|---|
| Services billed | 966 across 45 procedure codes |
| Paid by Medicare | $44,139 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,122 · 2,704 30-day fills |
|---|---|
| Patients | 255 |
| Total drug cost | $58,747 |
| Generic share | 93% of claims |
Education and affiliations
| Graduation year | 2023 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Hospital affiliation
- Honor Health John C. Lincoln Medical CenterPhoenix, AZ
Industry payments (Open Payments)
- 2024$271.84 · 11 payments from 1 company
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Inari Medical, Inc. | $271.84 | 11 |
What the 2024 payments were for
- Food and Beverage$271.84 · 11 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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