Brittany Kornfehl
NPI 1619471117ActiveIndividual· Nurse Practitioner· Fond Du Lac, WI
Nurse Practitioner with Fond Du Lac County, practicing in Fond Du Lac, Wisconsin. Their prescriptions cost Medicare Part D more than their services did: $33,752 for 283 claims, against $8,295 paid for services in 2024. Teva Pharmaceuticals USA, Inc. was the largest of 8 companies reporting payments in 2025, $345.53 in all, mostly food and beverage.
Overview
| NPI | 1619471117 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | Yes |
| NPI issued | Mar 20, 2018 |
| Last updated in NPPES | Mar 20, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | 8289-33 | WI |
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 (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 15 |
|---|---|
| Services billed | 147 across 6 procedure codes |
| Paid by Medicare | $8,295 |
Part D prescriptions in 2024
| Prescriptions (claims) | 283 · 285 30-day fills |
|---|---|
| Patients | 32 |
| Total drug cost | $33,752 |
| Generic share | 96% of claims |
Education and affiliations
| Graduation year | 2017 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Fond Du Lac CountyFond Du Lac, WI · 9 clinicians
Industry payments (Open Payments)
- 2025$345.53 · 17 payments from 8 companies
- 2024$368.75 · 19 payments from 9 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Teva Pharmaceuticals USA, Inc. | $64.09 | 3 |
| Alkermes, Inc. | $61.31 | 3 |
| Lundbeck LLC | $55.37 | 3 |
| Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) | $51.57 | 2 |
| E.R. Squibb & Sons, L.L.C. | $42.81 | 2 |
What the 2025 payments were for
- Food and Beverage$345.53 · 17 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 59 nurse practitioners in Fond Du Lac · All nurse practitioners in Wisconsin