Rette Marie Riley Olsen, DNP, APRN, FNP-C
NPI 1013623453ActiveIndividual· Nurse Practitioner, Family· Great Falls, MT
Nurse Practitioner, Family (DNP, APRN, FNP-C) with Benefis Hospitals Inc, practicing in Great Falls, Montana. Mostly services rather than prescriptions: Medicare paid $3,787 for 33 patients in 2024, with only 39 Part D claims. Abbvie Inc. was the largest of 4 companies reporting payments in 2025, $214.19 in all, mostly food and beverage. Lists Benefis Hospitals Inc as a hospital affiliation.
Overview
| NPI | 1013623453 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DNP, APRN, FNP-C |
| Sole proprietor | No |
| NPI issued | Jan 30, 2023 |
| Last updated in NPPES | Jan 7, 2026 |
| Certified by provider | Jan 7, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | 241721 | MT |
| Nurse Practitioner, Primary Care | 363LP2300X | NUR-APRN-LIC-241721 | MT |
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 - Nurse Practitioner (MT) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 33 |
|---|---|
| Services billed | 54 across 7 procedure codes |
| Paid by Medicare | $3,787 |
Part D prescriptions in 2024
| Prescriptions (claims) | 39 · 41 30-day fills |
|---|---|
| Patients | 23 |
| Total drug cost | $1,303 |
| Generic share | 90% of claims |
Education and affiliations
| Graduation year | 2024 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Benefis Hospitals IncGreat Falls, MT · 384 clinicians
Hospital affiliation
- Benefis Hospitals IncGreat Falls, MT
Other facilities
- Benefis Community Care IncHome health agency · Great Falls, MT
Industry payments (Open Payments)
- 2025$214.19 · 12 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $139.14 | 7 |
| Otsuka America Pharmaceutical, Inc. | $45.79 | 3 |
| Astrazeneca Pharmaceuticals LP | $15.11 | 1 |
| Sanofi Pasteur Inc. | $14.15 | 1 |
What the 2025 payments were for
- Food and Beverage$214.19 · 12 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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