Diane L. Kenkel, CNP
NPI 1588662688ActiveIndividual· Nurse Practitioner, Family· Mitchell, SD
Nurse Practitioner, Family (CNP) with Sanford Medical Center, practicing in Mitchell, South Dakota. Their prescriptions cost Medicare Part D more than their services did: $87,715 for 1,365 claims, against $9,235 paid for services in 2024. Corium, LLC was the largest of 6 companies reporting payments in 2025, $233.12 in all, mostly food and beverage. Lists Avera Queen of Peace and 1 other hospital as hospital affiliations.
Overview
| NPI | 1588662688 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | CNP |
| Sole proprietor | No |
| NPI issued | Jul 12, 2005 |
| Last updated in NPPES | Dec 28, 2022 |
| Certified by provider | Dec 28, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | 0190 | SD |
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) | Enrolled Practitioner - Nurse Practitioner (SD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 39 |
|---|---|
| Services billed | 218 across 15 procedure codes |
| Paid by Medicare | $9,235 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,365 · 2,957 30-day fills |
|---|---|
| Patients | 76 |
| Total drug cost | $87,715 |
| Generic share | 92% of claims |
Education and affiliations
| Graduation year | 1995 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Sanford Medical CenterSioux Falls, SD · 857 clinicians
Hospital affiliations
- Avera Queen of PeaceMitchell, SD
- Sanford Usd Medical CenterSioux Falls, SD
Industry payments (Open Payments)
- 2025$233.12 · 14 payments from 6 companies
- 2024$504.69 · 27 payments from 12 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Corium, LLC | $89.77 | 5 |
| Phadia US Inc. | $42.32 | 3 |
| Pfizer Inc. | $34.96 | 2 |
| Lilly USA, LLC | $34.30 | 2 |
| Dynavax Technologies Corporation | $16.53 | 1 |
What the 2025 payments were for
- Food and Beverage$233.12 · 14 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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