Susan Kay Barningham, RN, CNP
NPI 1992033773ActiveIndividual· Nurse Practitioner, Adult Health· Ashland, WI
Nurse Practitioner, Adult Health (RN, CNP) with The Duluth Clinic Ltd and 1 other group, practicing in Ashland, Wisconsin. Their prescriptions cost Medicare Part D more than their services did: $1,798,887 for 714 claims, against $4,277 paid for services in 2024. Lists Essentia Health St Mary's Medical Center and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1992033773 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | RN, CNP |
| Sole proprietor | No |
| NPI issued | Dec 7, 2009 |
| Last updated in NPPES | May 23, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Adult Health Primary | 363LA2200X | 139258-30 | 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 (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 94 |
|---|---|
| Services billed | 452 across 41 procedure codes |
| Paid by Medicare | $4,277 |
Part D prescriptions in 2024
| Prescriptions (claims) | 714 · 1,096 30-day fills |
|---|---|
| Patients | 195 |
| Total drug cost | $1,798,887 |
| Generic share | 80% of claims |
Education and affiliations
| Graduation year | 2009 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical groups
- The Duluth Clinic LtdHermantown, MN · 1,144 clinicians
- Aspirus Ironwood Hospital and Clinics IncIronwood, MI · 165 clinicians
Hospital affiliations
- Essentia Health St Mary's Medical CenterDuluth, MN
- Tamarack Health Ashland Medical CenterAshland, WI
- Tamarack Health Hayward Medical CenterHayward, 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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