MR. DAVID G MAINGUY MSW LICSW
NPI 1376598953
Social Worker - Clinical in Minneapolis, MN
About Mr. David G Mainguy Msw Licsw NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MR. DAVID G MAINGUY MSW LICSW (NPI 1376598953) is an individual clinical provider in Minneapolis, Minnesota, licensed in Minnesota (11048) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1992).
NPPES Registry Identity
Specialties & Licenses
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
Mr. David G Mainguy Msw 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 Reassignments
6Medicare enrollment records show David Mainguy reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Minneapolis, MN 55454
- Reassigned Medicare billing, Minnesota enrollment
- 3,633 clinicians in this Medicare group
Minneapolis, MN 55454
- Reassigned Medicare billing, Minnesota enrollment
- 4,038 clinicians in this Medicare group
Minneapolis, MN 55454
- Reassigned Medicare billing, Minnesota enrollment
- 2,302 clinicians in this Medicare group
Minneapolis, MN 55409
- Reassigned Medicare billing, Minnesota enrollment
Saint Paul, MN 55104
- Reassigned Medicare billing, Minnesota enrollment
- 2,361 clinicians in this Medicare group
Hibbing, MN 55746
- Reassigned Medicare billing, Minnesota enrollment
- 707 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 2
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 55454 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
MINNEAPOLIS, MN 55454
MINNEAPOLIS, MN 55454
MINNEAPOLIS, MN 55454
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 David Mainguy's NPI number?
The NPI number for David Mainguy is 1376598953. It was assigned to this individual provider in the NPPES registry on May 23, 2006.
Where is David Mainguy located?
David Mainguy practices at 2450 Riverside Ave, Minneapolis, MN 55454. The listed phone number is (612) 273-5640.
What is David Mainguy's specialty?
The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.
Is David Mainguy enrolled in Medicare?
Yes. David Mainguy 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 David Mainguy's services?
According to the CMS Revalidation Reassignment List (October 2026 release), David Mainguy reassigns Medicare benefits to 6 organizations: Fairview Express Care (Minneapolis, MN), Fairview Health Services (Minneapolis, MN), Fairview Clinics (Minneapolis, MN), Open Connections Counseling (Minneapolis, MN), Healtheast Medical Research Institute (Saint Paul, MN) and 1 more organization, 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 David Mainguy's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does David Mainguy accept?
Health plans from HealthPartners list David Mainguy 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 David Mainguy was last updated on January 10, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Mr. David G Mainguy, MSW LICSW · NPI 1376598953
Clinical provider in Minneapolis, Minnesota. Individual provider, active in the CMS NPPES registry since May 23, 2006.
## Identity
- **NPI:** 1376598953 (Entity type: Individual)
- **Enumerated:** May 23, 2006
- **Primary specialty:** Social Worker - Clinical · taxonomy 1041C0700X
- **State license:** 11048 (Minnesota)
- **Sole proprietor:** No
## Practice location
- **Address:** 2450 RIVERSIDE AVE, Minneapolis, MN 55454-1512
- **Phone:** (612) 273-5640
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** 6 organizations under Medicare reassignment (form CMS-855R): Fairview Express Care (NPI 1841428745, Minneapolis, MN); Fairview Health Services (NPI 1316008212, Minneapolis, MN); Fairview Clinics (NPI 1043516867, Minneapolis, MN); Open Connections Counseling (NPI 1609604560, Minneapolis, MN); Healtheast Medical Research Institute (NPI 1508191552, Saint Paul, MN); and 1 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1992
## Record status
- **NPPES last updated:** January 10, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1376598953) · Data from the CMS NPPES public registry.