MS. MARY MARGARET ANDERSEN APRN, CNS, MSN
NPI 1033285564
Clinical Nurse Specialist in Eden Prairie, MN
About Ms. Mary Margaret Andersen Aprn, Cns, Msn NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MS. MARY MARGARET ANDERSEN APRN, CNS, MSN (NPI 1033285564) is an individual clinical nurse specialist in Eden Prairie, Minnesota, licensed in Minnesota (79) and active in the NPI registry since November 2006. She is enrolled in Medicare PECOS, is affiliated with Allina United Hospital, and maintains a secondary practice location in Mendota Heights.
NPPES Registry Identity
Specialties & Licenses 4
Secondary Practice Location 1
Other Identifiers 11
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Ms. Mary Margaret Andersen Aprn, Cns, Msn is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
3Medicare enrollment records show Mary Andersen reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Eden Prairie, MN 55344
- Reassigned Medicare billing, Minnesota enrollment
Eden Prairie, MN 55344
- Reassigned Medicare billing, Minnesota enrollment
- 3,733 clinicians in this Medicare group
Saint Paul, MN 55104
- Reassigned Medicare billing, Minnesota enrollment
- 55 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 5
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Allina United Hospital
Acute Care Hospitals · Saint Paul, MNPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 55344 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 18
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
EDEN PRAIRIE, MN 55344
EDEN PRAIRIE, MN 55344
EDEN PRAIRIE, MN 55344
EDEN PRAIRIE, MN 55344
EDEN PRAIRIE, MN 55344
EDEN PRAIRIE, MN 55344
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Mary Andersen's NPI number?
The NPI number for Mary Andersen is 1033285564. It was assigned to this individual provider in the NPPES registry on November 27, 2006.
Where is Mary Andersen located?
Mary Andersen practices at 11800 Singletree Ln Suite 204, Eden Prairie, MN 55344. The listed phone number is (952) 322-8532.
What is Mary Andersen's specialty?
The primary specialty registered for this NPI is Clinical Nurse Specialist with taxonomy code 364S00000X.
Is Mary Andersen enrolled in Medicare?
Yes. Mary Andersen is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Mary Andersen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mary Andersen reassigns Medicare benefits to 3 organizations: Advanced Practice Psyc Services, Inc (Eden Prairie, MN), Allina Health System (Eden Prairie, MN) and Ramsey County Mental Health Center (Saint Paul, MN). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Mary Andersen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mary Andersen accept?
Health plans from HealthPartners list Mary Andersen as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Mary Andersen affiliated with any hospitals?
According to CMS data, Mary Andersen is affiliated with Allina United Hospital.
When was this NPI record last updated?
The NPPES record for Mary Andersen was last updated on March 11, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Ms. Mary Margaret Andersen, APRN, CNS, MSN · NPI 1033285564
Clinical Nurse Specialist physician in Eden Prairie, Minnesota. Individual provider, active in the CMS NPPES registry since November 27, 2006.
## Identity
- **NPI:** 1033285564 (Entity type: Individual)
- **Enumerated:** November 27, 2006
- **Primary specialty:** Clinical Nurse Specialist · taxonomy 364S00000X
- **State license:** 79 (Minnesota)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 11800 SINGLETREE LN, SUITE 204, Eden Prairie, MN 55344-5328
- **Phone:** (952) 322-8532
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): Advanced Practice Psyc Services, Inc (NPI 1811162746, Eden Prairie, MN); Allina Health System (NPI 1679707632, Eden Prairie, MN); Ramsey County Mental Health Center (NPI 1235299124, Saint Paul, MN) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1989
## Record status
- **NPPES last updated:** March 11, 2021
- **Other identifiers:** Other 12291815 (MN); Other 457962 (MN); Medicaid 588755100 (MN); and 8 more
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Source: [NPI Profile](https://npiprofile.com/npi/1033285564) · Data from the CMS NPPES public registry.