Karen Louise Davis, MSN
NPI 1275863870ActiveIndividual· Nurse Practitioner· Hilo, HI
Nurse Practitioner (MSN) with Hawaii Kidney Specialists LLP, practicing in Hilo, Hawaii. Their prescriptions cost Medicare Part D more than their services did: $53,849 for 170 claims, against $12,131 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 2 companies reporting payments in 2025, $184.73 in all, mostly food and beverage. Lists Hilo Benioff Medical Center as a hospital affiliation.
Overview
| NPI | 1275863870 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MSN |
| Sole proprietor | No |
| NPI issued | Jan 4, 2010 |
| Last updated in NPPES | Apr 15, 2024 |
| Certified by provider | Apr 15, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | APRN-4417-0 | HI |
| Nurse Practitioner | 363L00000X | RN-116716-0 | HI |
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) | Enrolled Practitioner - Nurse Practitioner (DE); Practitioner - Nurse Practitioner (HI); Practitioner - Nurse Practitioner (MD); Practitioner - Nurse Practitioner (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 69 |
|---|---|
| Services billed | 149 across 13 procedure codes |
| Paid by Medicare | $12,131 |
Part D prescriptions in 2024
| Prescriptions (claims) | 170 · 387 30-day fills |
|---|---|
| Patients | 61 |
| Total drug cost | $53,849 |
| Generic share | 84% of claims |
Education and affiliations
| Graduation year | 1991 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Hawaii Kidney Specialists LLPHonolulu, HI · 30 clinicians
Hospital affiliation
- Hilo Benioff Medical CenterHilo, HI
Industry payments (Open Payments)
- 2025$184.73 · 7 payments from 2 companies
- 2024$254.07 · 10 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $144.39 | 5 |
| Ardelyx, Inc. | $40.34 | 2 |
What the 2025 payments were for
- Food and Beverage$184.73 · 7 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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