Isabelle Joffer, CNP
NPI 1073379483ActiveIndividual· Nurse Practitioner· Sioux Falls, SD
Nurse Practitioner (CNP) with Avera McKennan, practicing in Sioux Falls, South Dakota. Mostly services rather than prescriptions: Medicare paid $4,512 for 55 patients in 2024, with only 44 Part D claims. Daiichi Sankyo Inc. was the largest of 7 companies reporting payments in 2025, $206.49 in all, mostly food and beverage. Lists Avera McKennan Hospital & University Health Center as a hospital affiliation.
Overview
| NPI | 1073379483 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | CNP |
| Sole proprietor | No |
| NPI issued | Feb 23, 2024 |
| Last updated in NPPES | Feb 23, 2024 |
| Certified by provider | Feb 23, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | CP003110 | SD |
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 (SD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 55 |
|---|---|
| Services billed | 59 across 8 procedure codes |
| Paid by Medicare | $4,512 |
Part D prescriptions in 2024
| Prescriptions (claims) | 44 · 62 30-day fills |
|---|---|
| Patients | 16 |
| Total drug cost | $2,374 |
| Generic share | 95% of claims |
Education and affiliations
| Graduation year | 2023 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Avera McKennanSioux Falls, SD · 959 clinicians
Hospital affiliation
- Avera McKennan Hospital & University Health CenterSioux Falls, SD
Industry payments (Open Payments)
- 2025$206.49 · 11 payments from 7 companies
- 2024$122.29 · 6 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Daiichi Sankyo Inc. | $48.35 | 3 |
| Astrazeneca Pharmaceuticals LP | $41.71 | 2 |
| Janssen Biotech, Inc. | $33.69 | 1 |
| Jazz Pharmaceuticals Inc. | $30.99 | 2 |
| Deciphera Pharmaceuticals Inc. | $20.25 | 1 |
What the 2025 payments were for
- Food and Beverage$206.49 · 11 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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