William Horn, NP
NPI 1518928019ActiveIndividual· Nurse Practitioner· Jacksonville, FL
Nurse Practitioner (NP) with Mayo Clinic Jacksonville and 1 other group, practicing in Jacksonville, Florida. 203 Medicare patients in 2024, $16,729 paid; nearly all of their 125 Part D prescriptions were generic (98%). Sanofi-Aventis U.S. LLC reported $123.68 in payments in 2025, mostly food and beverage. Lists Mayo Clinic as a hospital affiliation.
Overview
| NPI | 1518928019 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | NP |
| Sole proprietor | No |
| NPI issued | Apr 1, 2006 |
| Last updated in NPPES | Sep 2, 2020 |
| Certified by provider | Sep 2, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | ARNP3027962 | FL |
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 (FL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 203 |
|---|---|
| Services billed | 274 across 41 procedure codes |
| Paid by Medicare | $16,729 |
Part D prescriptions in 2024
| Prescriptions (claims) | 125 · 128 30-day fills |
|---|---|
| Patients | 69 |
| Total drug cost | $1,193 |
| Generic share | 98% of claims |
Education and affiliations
| Graduation year | 2004 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical groups
- Mayo Clinic JacksonvilleJacksonville, FL · 1,615 clinicians
- Paragon Emergency Services LLCOrange Park, FL · 418 clinicians
Hospital affiliation
- Mayo ClinicJacksonville, FL
Industry payments (Open Payments)
- 2025$123.68 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Sanofi-Aventis U.S. LLC | $123.68 | 1 |
What the 2025 payments were for
- Food and Beverage$123.68 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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