John Berlin, FNP
NPI 1689117004ActiveIndividual· Nurse Practitioner· Hayward, WI
Nurse Practitioner (FNP) with Aspirus Ironwood Hospital and Clinics Inc and 5 other groups, practicing in Hayward, Wisconsin. Their prescriptions cost Medicare Part D more than their services did: $28,542 for 524 claims, against $14,994 paid for services in 2024. Lists Aspirus Iron River Hospital & Clinics, Inc and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1689117004 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | FNP |
| Sole proprietor | No |
| NPI issued | Dec 2, 2016 |
| Last updated in NPPES | Jul 22, 2026 |
| Certified by provider | Jul 22, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | 172629 | WI |
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 (MI); Practitioner - Nurse Practitioner (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 80 |
|---|---|
| Services billed | 251 across 14 procedure codes |
| Paid by Medicare | $14,994 |
Part D prescriptions in 2024
| Prescriptions (claims) | 524 · 687 30-day fills |
|---|---|
| Patients | 176 |
| Total drug cost | $28,542 |
| Generic share | 86% of claims |
Education and affiliations
| Graduation year | 2016 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical groups
- Aspirus Ironwood Hospital and Clinics IncIronwood, MI · 165 clinicians
- Aspirus Medford Hospital and Clinics IncMedford, WI · 119 clinicians
- The Lakes Community Health Center IncIron River, WI · 105 clinicians
- St Marys Hospital of SuperiorHayward, WI · 95 clinicians
- Aspirus Iron River Hospital and Clinics IncIron River, MI · 54 clinicians
- Aspirus Stanley Hospital and Clinics IncStanley, WI · 36 clinicians
Hospital affiliations
- Aspirus Iron River Hospital & Clinics, IncIron River, MI
- Aspirus Ironwood HospitalIronwood, MI
- Aspirus Medford Hospital & Clinics, IncMedford, WI
- St Marys Hospital SuperiorSuperior, WI
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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