James L. Armstrong, NP
NPI 1477518140ActiveIndividual· Nurse Practitioner· Prairie Du Sac, WI
Nurse Practitioner (NP) in Prairie Du Sac, Wisconsin, trained at University of Wisconsin School of Medicine (class of 2003). 161 Medicare patients in 2024, $19,834 paid; all of their 541 Part D prescriptions were generic.
Overview
| NPI | 1477518140 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | NP |
| Sole proprietor | No |
| NPI issued | Apr 18, 2006 |
| Last updated in NPPES | Mar 24, 2021 |
| Certified by provider | Mar 24, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | 2347 | WI |
| Nurse Practitioner | 363L00000X | 123191 | WI |
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 (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 161 |
|---|---|
| Services billed | 189 across 18 procedure codes |
| Paid by Medicare | $19,834 |
Part D prescriptions in 2024
| Prescriptions (claims) | 541 · 549 30-day fills |
|---|---|
| Patients | 303 |
| Total drug cost | $3,847 |
| Generic share | 100% of claims |
Education and affiliations
| Medical school | University of Wisconsin School of Medicine |
|---|---|
| Graduation year | 2003 |
| Medicare specialty | Nurse Practitioner |
Medical group
- Sauk Prairie Healthcare IncMazomanie, WI · 124 clinicians
Hospital affiliations
- Reedsburg Area Medical CenterReedsburg, WI
- Richland HospitalRichland Center, WI
- Sauk Prairie HospitalPrairie Du Sac, WI
- Ssm Health St Clare Hospital - BarabooBaraboo, WI
- University of Wi Hospitals & Clinics AuthorityMadison, 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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