Nathan Clarence Amayun
NPI 1235993478ActiveIndividual· Nurse Practitioner, Family· Kokomo, IN
Nurse Practitioner, Family with St Vincent Medical Group Inc, practicing in Kokomo, Indiana. Their prescriptions cost Medicare Part D more than their services did: $90,274 for 685 claims, against $11,724 paid for services in 2024. Corcept Therapeutics was the largest of 3 companies reporting payments in 2025, $443.06 in all, mostly food and beverage. Lists Ascension St Vincent Kokomo and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1235993478 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | Feb 8, 2024 |
| Last updated in NPPES | May 9, 2024 |
| Certified by provider | May 9, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | 71015044A | IN |
| Nurse Practitioner, Family | 363LF0000X | 28231543A | IN |
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 (IN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 77 |
|---|---|
| Services billed | 172 across 23 procedure codes |
| Paid by Medicare | $11,724 |
Part D prescriptions in 2024
| Prescriptions (claims) | 685 · 1,220 30-day fills |
|---|---|
| Patients | 176 |
| Total drug cost | $90,274 |
| Generic share | 85% of claims |
Education and affiliations
| Graduation year | 2022 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- St Vincent Medical Group IncCarmel, IN · 736 clinicians
Hospital affiliations
- Ascension St Vincent KokomoKokomo, IN
- Community Howard Regional Health Inc.Kokomo, IN
- Woodlawn HospitalRochester, IN
Industry payments (Open Payments)
- 2025$443.06 · 13 payments from 3 companies
- 2024$480.44 · 10 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Corcept Therapeutics | $331.41 | 11 |
| Novo Nordisk Inc | $109.65 | 1 |
| Dynavax Technologies Corporation | $2.00 | 1 |
What the 2025 payments were for
- Food and Beverage$443.06 · 13 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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