Patrick Koistinen, CNP
NPI 1639854532ActiveIndividual· Nurse Practitioner, Family· Huron, SD
Nurse Practitioner, Family (CNP) with Horizon Health Care Inc, practicing in Huron, South Dakota. Their prescriptions cost Medicare Part D more than their services did: $46,897 for 585 claims, against $11,683 paid for services in 2024. Abbvie Inc. was the largest of 4 companies reporting payments in 2025, $136.21 in all, mostly food and beverage. Lists Avera de Smet Memorial Hospital - Cah and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1639854532 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | CNP |
| Sole proprietor | No |
| NPI issued | Jun 19, 2023 |
| Last updated in NPPES | Jun 19, 2023 |
| Certified by provider | Jun 19, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | CP002841 | 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 | 74 |
|---|---|
| Services billed | 467 across 53 procedure codes |
| Paid by Medicare | $11,683 |
Part D prescriptions in 2024
| Prescriptions (claims) | 585 · 848 30-day fills |
|---|---|
| Patients | 106 |
| Total drug cost | $46,897 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 2022 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Horizon Health Care IncWessington Springs, SD · 55 clinicians
Hospital affiliations
- Avera de Smet Memorial Hospital - CahDe Smet, SD
- Brookings Health SystemBrookings, SD
- Madison Regional Health SystemMadison, SD
- Prairie Lakes Healthcare System, IncWatertown, SD
Industry payments (Open Payments)
- 2025$136.21 · 8 payments from 4 companies
- 2024$776.42 · 46 payments from 17 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $81.16 | 5 |
| Novartis Pharmaceuticals Corporation | $22.37 | 1 |
| Novo Nordisk Inc | $19.07 | 1 |
| Lilly USA, LLC | $13.61 | 1 |
What the 2025 payments were for
- Food and Beverage$136.21 · 8 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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