Margaret Anne Konwinski, NP
NPI 1376026641ActiveIndividual· Nurse Practitioner· Wyoming, MI
Nurse Practitioner (NP) with Advantage Health/Saint Mary's Medical Group, practicing in Wyoming, Michigan. Their prescriptions cost Medicare Part D more than their services did: $714,790 for 2,665 claims, against $5,801 paid for services in 2024. Caris Mpi, Inc. reported $23.82 in payments in 2025, mostly food and beverage. Lists Mercy Health Saint Mary's and 1 other hospital as hospital affiliations.
Overview
| NPI | 1376026641 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | NP |
| Sole proprietor | No |
| NPI issued | Sep 12, 2018 |
| Last updated in NPPES | Nov 20, 2024 |
| Certified by provider | Nov 20, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | 4704286309 | MI |
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) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 91 |
|---|---|
| Services billed | 110 across 11 procedure codes |
| Paid by Medicare | $5,801 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,665 · 3,999 30-day fills |
|---|---|
| Patients | 367 |
| Total drug cost | $714,790 |
| Generic share | 89% of claims |
Education and affiliations
| Graduation year | 2017 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- Advantage Health/Saint Mary's Medical GroupCaledonia, MI · 505 clinicians
Hospital affiliations
- Mercy Health Saint Mary'sGrand Rapids, MI
- University of Michigan Health - WestWyoming, MI
Industry payments (Open Payments)
- 2025$23.82 · 1 payment from 1 company
- 2024$653.07 · 53 payments from 9 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Caris Mpi, Inc. | $23.82 | 1 |
What the 2025 payments were for
- Food and Beverage$23.82 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 44 nurse practitioners in Wyoming · All nurse practitioners in Michigan