Francienne Linda-Ann Grantsaris, FNP-C
NPI 1790233351ActiveIndividual· Nurse Practitioner· Missoula, MT
Opted out of Medicare from July 2024 to July 2028. Nurse Practitioner (FNP-C) in Missoula, Montana, licensed in MT, with an NPI issued in September 2016. Part D covered 55 prescriptions written in 2024, 98% of them generic. Merz North America, Inc. was the largest of 3 companies reporting payments in 2025, $214.44 in all, mostly food and beverage.
Overview
| NPI | 1790233351 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | FNP-C |
| Sole proprietor | No |
| NPI issued | Sep 13, 2016 |
| Last updated in NPPES | Nov 11, 2021 |
| Certified by provider | Nov 11, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | NUR-APRN-LIC-105784 | MT |
| Nurse Practitioner, Family | 363LF0000X | 105784 | 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 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 Jul 1, 2024 – Jul 1, 2028 |
| Can order and refer | Yes |
During an opt-out period the provider sees Medicare patients only under private contracts, and Medicare does not pay claims for their services.
Part D prescriptions in 2024
| Prescriptions (claims) | 55 · 67 30-day fills |
|---|---|
| Patients | 13 |
| Total drug cost | $568.80 |
| Generic share | 98% of claims |
Industry payments (Open Payments)
- 2025$214.44 · 7 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Merz North America, Inc. | $151.80 | 4 |
| Exact Sciences Corporation | $49.04 | 2 |
| Abbvie Inc. | $13.60 | 1 |
What the 2025 payments were for
- Food and Beverage$214.44 · 7 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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