MICHAEL A LARSON LICSW
NPI 1154829497
Social Worker - Clinical in Marshall, MN
About Michael A Larson Licsw NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MICHAEL A LARSON LICSW (NPI 1154829497) is an individual clinical provider in Marshall, Minnesota, licensed in Minnesota (20823) and active in the NPI registry since January 2018. He is enrolled in Medicare PECOS and is a graduate of Other (2014).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
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
Michael A Larson Licsw 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 Reassignment
Medicare enrollment records show Michael Larson reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Marshall, MN 56258
- Reassigned Medicare billing, Minnesota enrollment
- 47 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 56258 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.
MARSHALL, MN 56258
MARSHALL, MN 56258
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 Michael Larson's NPI number?
The NPI number for Michael Larson is 1154829497. It was assigned to this individual provider in the NPPES registry on January 31, 2018.
Where is Michael Larson located?
Michael Larson practices at 1212 E College Dr, Marshall, MN 56258. The listed phone number is (507) 532-3236.
What is Michael Larson's specialty?
The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.
Is Michael Larson enrolled in Medicare?
Yes. Michael Larson 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 organization bills Medicare for Michael Larson's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Michael Larson reassigns Medicare benefits to Western Mental Health Center, Inc. (Marshall, MN). The 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 Michael Larson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Michael Larson accept?
Health plans from Avera Health Plans, HealthPartners and Sanford Health Plan list Michael Larson 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.
When was this NPI record last updated?
The NPPES record for Michael Larson was last updated on March 19, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.
# Michael A Larson, LICSW · NPI 1154829497
Clinical provider in Marshall, Minnesota. Individual provider, active in the CMS NPPES registry since January 31, 2018.
## Identity
- **NPI:** 1154829497 (Entity type: Individual)
- **Enumerated:** January 31, 2018
- **Primary specialty:** Social Worker - Clinical · taxonomy 1041C0700X
- **State license:** 20823 (Minnesota)
- **Sole proprietor:** No
## Practice location
- **Address:** 1212 E COLLEGE DR, Marshall, MN 56258-2010
- **Phone:** (507) 532-3236 · **Fax:** (507) 532-0240
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** Western Mental Health Center, Inc. (NPI 1982613311, Marshall, MN), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2014
## Record status
- **NPPES last updated:** March 19, 2018
- **Other identifiers:** Other 20823 (MN)
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Source: [NPI Profile](https://npiprofile.com/npi/1154829497) · Data from the CMS NPPES public registry.