Mark Wiita, APRN, CNP
NPI 1457739179ActiveIndividual· Nurse Practitioner· Duluth, MN
Nurse Practitioner (APRN, CNP) with St. Luke's Hospital of Duluth, practicing in Duluth, Minnesota. Their prescriptions cost Medicare Part D more than their services did: $1,375,567 for 3,101 claims, against $21,977 paid for services in 2024. Medtronic, Inc. was the largest of 8 companies reporting payments in 2025, $2,414 in all, mostly travel and lodging. Lists Aspirus Lake View Hospital and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1457739179 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | APRN, CNP |
| Sole proprietor | No |
| NPI issued | May 14, 2015 |
| Last updated in NPPES | Jan 19, 2021 |
| Certified by provider | Jan 19, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | 3981 | MN |
| Nurse Practitioner, Family | 363LF0000X | R210059-7 | MN |
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 (MN); Practitioner - Nurse Practitioner (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 188 |
|---|---|
| Services billed | 404 across 13 procedure codes |
| Paid by Medicare | $21,977 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,101 · 6,215 30-day fills |
|---|---|
| Patients | 406 |
| Total drug cost | $1,375,567 |
| Generic share | 39% of claims |
Education and affiliations
| Graduation year | 2015 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- St. Luke's Hospital of DuluthDuluth, MN · 405 clinicians
Hospital affiliations
- Aspirus Lake View HospitalTwo Harbors, MN
- Aspirus Wausau HospitalWausau, WI
- Community Memorial HospitalCloquet, MN
- Cook HospitalCook, MN
- St Lukes HospitalDuluth, MN
Industry payments (Open Payments)
- 2025$2,414 · 30 payments from 8 companies
- 2024$78.44 · 4 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Medtronic, Inc. | $2,182 | 21 |
| Sequel Med Tech, LLC | $103.53 | 2 |
| Novo Nordisk Inc | $31.36 | 2 |
| Tandem Diabetes Care, Inc. | $22.40 | 1 |
| Insulet Corporation | $21.27 | 1 |
What the 2025 payments were for
- Travel and Lodging$1,337 · 5 payments
- Food and Beverage$1,076 · 25 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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