Mary Margaret Andersen, APRN, CNS, MSN
NPI 1033285564ActiveIndividual· Clinical Nurse Specialist· Eden Prairie, MN
Clinical Nurse Specialist (APRN, CNS, MSN) with Allina Health System, practicing in Eden Prairie, Minnesota. Their prescriptions cost Medicare Part D more than their services did: $528,191 for 1,942 claims, against $16,668 paid for services in 2024. Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) reported $32.40 in payments in 2025, mostly food and beverage. Lists Allina United Hospital as a hospital affiliation.
Overview
| NPI | 1033285564 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | APRN, CNS, MSN |
| Sole proprietor | Yes |
| NPI issued | Nov 27, 2006 |
| Last updated in NPPES | Mar 11, 2021 |
| Certified by provider | Mar 11, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Clinical Nurse Specialist Primary | 364S00000X | 79 | MN |
| Clinical Nurse Specialist, Psych/Mental Health, Child & Adolescent | 364SP0807X | R119098 | MN |
| Clinical Nurse Specialist, Psych/Mental Health | 364SP0808X | R119098 | MN |
| Clinical Nurse Specialist, Psych/Mental Health, Adult | 364SP0809X | R119098 | MN |
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 - Certified Clinical Nurse Specialist (Cns) (MN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 70 |
|---|---|
| Services billed | 403 across 15 procedure codes |
| Paid by Medicare | $16,668 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,942 · 2,626 30-day fills |
|---|---|
| Patients | 125 |
| Total drug cost | $528,191 |
| Generic share | 93% of claims |
Education and affiliations
| Graduation year | 1989 |
|---|---|
| Medicare specialty | Certified Clinical Nurse Specialist (Cns) |
| Telehealth | Offers telehealth |
Medical group
- Allina Health SystemNew Ulm, MN · 3,842 clinicians
Hospital affiliation
- Allina United HospitalSaint Paul, MN
Industry payments (Open Payments)
- 2025$32.40 · 2 payments from 1 company
- 2024$73.10 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) | $32.40 | 2 |
What the 2025 payments were for
- Food and Beverage$32.40 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Clinical Nurse Specialist providers in Eden Prairie
- 1972619690