MATTHEW SPANIER MD
NPI 1225425432
Emergency Medicine in Duluth, MN
About Matthew Spanier Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MATTHEW SPANIER MD (NPI 1225425432) is an individual emergency medicine provider in Duluth, Minnesota, licensed in Minnesota (63772) and active in the NPI registry since April 2015. He is enrolled in Medicare PECOS, is affiliated with St Lukes Hospital, and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 2
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
Matthew Spanier Md 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
8Medicare enrollment records show Matthew Spanier reassigns Medicare billing to 8 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Duluth, MN 55805
- Reassigned Medicare billing, Minnesota enrollment
- 513 clinicians in this Medicare group
Deerwood, MN 56444
- Reassigned Medicare billing, Minnesota enrollment
- Medicare enrollment name: St Josephs Medical Center
- 340 clinicians in this Medicare group
Cambridge, MN 55008
- Reassigned Medicare billing, Minnesota enrollment
- 3,733 clinicians in this Medicare group
Minneapolis, MN 55487
- Reassigned Medicare billing, Minnesota enrollment
- 1,247 clinicians in this Medicare group
Park Rapids, MN 56470
- Reassigned Medicare billing, Minnesota enrollment
- 80 clinicians in this Medicare group
Chanhassen, MN 55317
- Reassigned Medicare billing, Minnesota enrollment
- 581 clinicians in this Medicare group
Arlington, MN 55307
- Reassigned Medicare billing, Minnesota enrollment
- 229 clinicians in this Medicare group
Le Sueur, MN 56058
- Reassigned Medicare billing, Minnesota enrollment
- 201 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 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
St Lukes Hospital
Acute Care Hospitals · Duluth, MNAbbott Northwestern Hospital
Acute Care Hospitals · Minneapolis, MNLake View Memorial Hospital
Critical Access Hospitals · Two Harbors, MNHoward Young Medical Center
Acute Care Hospitals · Woodruff, WIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 55805 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Matthew Spanier's NPI number?
The NPI number for Matthew Spanier is 1225425432. It was assigned to this individual provider in the NPPES registry on April 26, 2015.
Where is Matthew Spanier located?
Matthew Spanier practices at 1012 E 2nd St, Duluth, MN 55805. The listed phone number is (218) 249-5555.
What is Matthew Spanier's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Matthew Spanier enrolled in Medicare?
Yes. Matthew Spanier 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 Matthew Spanier's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Matthew Spanier reassigns Medicare benefits to 8 organizations: St. Luke's Hospital Of Duluth (Duluth, MN), St Joseph's Medical Center (Deerwood, MN), Allina Health System (Cambridge, MN), Hennepin Healthcare System, Inc (Minneapolis, MN), St. Joseph's Area Health Services (Park Rapids, MN) and 3 more organizations, listed in the Medicare section above. 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 Matthew Spanier's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Matthew Spanier accept?
Health plans from HealthPartners list Matthew Spanier 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 Matthew Spanier affiliated with any hospitals?
According to CMS data, Matthew Spanier is affiliated with St Lukes Hospital, Abbott Northwestern Hospital, Lake View Memorial Hospital and Howard Young Medical Center.
When was this NPI record last updated?
The NPPES record for Matthew Spanier was last updated on December 4, 2020. 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.
# Matthew Spanier, MD · NPI 1225425432
Emergency Medicine physician in Duluth, Minnesota. Individual provider, active in the CMS NPPES registry since April 26, 2015.
## Identity
- **NPI:** 1225425432 (Entity type: Individual)
- **Enumerated:** April 26, 2015
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 63772 (Minnesota)
- **Sole proprietor:** No
## Practice location
- **Address:** 1012 E 2ND ST, Duluth, MN 55805-2200
- **Phone:** (218) 249-5555
## 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:** 8 organizations under Medicare reassignment (form CMS-855R): St. Luke's Hospital Of Duluth (NPI 1023062791, Duluth, MN); St Joseph's Medical Center (NPI 1033814066, Deerwood, MN); Allina Health System (NPI 1013194729, Cambridge, MN); Hennepin Healthcare System, Inc (NPI 1528361573, Minneapolis, MN); St. Joseph's Area Health Services (NPI 1023086055, Park Rapids, MN); and 3 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Minnesota Medical School, class of 2015
## Record status
- **NPPES last updated:** December 4, 2020
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Source: [NPI Profile](https://npiprofile.com/npi/1225425432) · Data from the CMS NPPES public registry.