McKenzie Terfehr, NP
NPI 1689284945ActiveIndividual· Nurse Practitioner· Fairmont, MN
Nurse Practitioner (NP) with Smss PLLC, practicing in Fairmont, Minnesota. 388 Medicare patients in 2024, $441,724 paid; nearly all of their 962 Part D prescriptions were generic (94%). Leo Pharma Inc. was the largest of 5 companies reporting payments in 2025, $116.42 in all, mostly food and beverage. Lists Mayo Clinic Health System - Albert Lea and Austin and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1689284945 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | NP |
| Sole proprietor | Yes |
| NPI issued | Aug 3, 2020 |
| Last updated in NPPES | Mar 11, 2022 |
| Certified by provider | Mar 11, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | 7580 | MN |
| Nurse Practitioner, Family | 363LF0000X | A160167 | IA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Nurse Practitioner (IA); Practitioner - Nurse Practitioner (MN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 388 |
|---|---|
| Services billed | 5,969 across 54 procedure codes |
| Paid by Medicare | $441,724 |
Part D prescriptions in 2024
| Prescriptions (claims) | 962 · 1,042 30-day fills |
|---|---|
| Patients | 290 |
| Total drug cost | $363,549 |
| Generic share | 94% of claims |
Education and affiliations
| Graduation year | 2020 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Smss PLLCFairmont, MN · 2 clinicians
Hospital affiliations
- Mayo Clinic Health System - Albert Lea and AustinAlbert Lea, MN
- Mayo Clinic Health System - FairmontFairmont, MN
- United Hospital DistrictBlue Earth, MN
Industry payments (Open Payments)
- 2025$116.42 · 6 payments from 5 companies
- 2024$113.90 · 6 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Leo Pharma Inc. | $40.61 | 2 |
| Amgen Inc. | $20.96 | 1 |
| Lilly USA, LLC | $19.08 | 1 |
| Regeneron Healthcare Solutions, Inc. | $18.13 | 1 |
| Sun Pharmaceutical Industries Inc. | $17.64 | 1 |
What the 2025 payments were for
- Food and Beverage$116.42 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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