Amy Jo Buffington, NP-C
NPI 1578978623ActiveIndividual· Nurse Practitioner, Family· Willmar, MN
Nurse Practitioner, Family (NP-C) with Centracare Clinic and 1 other group, practicing in Willmar, Minnesota. Their prescriptions cost Medicare Part D more than their services did: $615,626 for 4,521 claims, against $39,619 paid for services in 2024. Heartflow, Inc. was the largest of 3 companies reporting payments in 2025, $51.85 in all, mostly food and beverage. Lists Centracare - Paynesville Hospital and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1578978623 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | NP-C |
| Sole proprietor | No |
| NPI issued | Jun 27, 2014 |
| Last updated in NPPES | Apr 13, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | F0614431 | MN |
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 (MN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 485 |
|---|---|
| Services billed | 597 across 11 procedure codes |
| Paid by Medicare | $39,619 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,521 · 11,564 30-day fills |
|---|---|
| Patients | 824 |
| Total drug cost | $615,626 |
| Generic share | 89% of claims |
Education and affiliations
| Graduation year | 2014 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical groups
- Centracare ClinicSaint Cloud, MN · 791 clinicians
- Carris Health - Redwood LLCRedwood Falls, MN · 43 clinicians
Hospital affiliations
- Centracare - Paynesville HospitalPaynesville, MN
- Centracare - RedwoodRedwood Falls, MN
- Centracare - St. Cloud HospitalSaint Cloud, MN
- Centracare- Rice Memorial HospitalWillmar, MN
- Chippewa County HospitalMontevideo, MN
Industry payments (Open Payments)
- 2025$51.85 · 3 payments from 3 companies
- 2024$43.70 · 3 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Heartflow, Inc. | $23.31 | 1 |
| Angiodynamics, Inc. | $14.29 | 1 |
| Novo Nordisk Inc | $14.25 | 1 |
What the 2025 payments were for
- Food and Beverage$51.85 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 24 family nurse practitioners in Willmar · All family nurse practitioners in Minnesota