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MR. MATTHEW R GARVOILLE LCSW
NPI 1922401918
Social Worker in Janesville, WI

Active since October 03, 2014PECOS Enrolled
17 S. RIVER ST, SUITE 254, JANESVILLE, WI 53548(608) 755-5260(608) 755-5267 Get Directions Write a Review

NPPES record last updated: November 11, 2021. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Nov 11, 2021, Jan 4, 2017 (2 updates tracked since 2017).

About Mr. Matthew R Garvoille Lcsw NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MR. MATTHEW R GARVOILLE LCSW (NPI 1922401918) is an individual social worker in Janesville, Wisconsin, licensed in Wisconsin (8628) and active in the NPI registry since October 2014. He is enrolled in Medicare PECOS and is a graduate of Other (2014).

NPPES Registry Identity

NPI1922401918
Entity TypeIndividualMale
Primary Taxonomy104100000X
Provider Legal NameMR. MATTHEW R GARVOILLECredential: LCSW
Location Address17 S. RIVER ST, SUITE 254Janesville, WI 53548-3863
Mailing Address17 S. River St, Suite 254Janesville, WI 53548-3863 · (608) 755-5260 · Fax (608) 755-5267
Phone(608) 755-5260
Fax(608) 755-5267
Sole ProprietorNo
Medical School CMSOtherGraduated 2014
Enumeration DateOctober 3, 2014
Last NPPES UpdateNovember 11, 20212 updates tracked since enumeration
NPPES CertifiedNovember 11, 2021
✔ NPI 1922401918 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtySocial WorkerBehavioral Health & Social Service Providers
Taxonomy Code104100000X
License✔ Licensed in WI · 8628
Definition
A social worker is a person who is qualified by a Social Work degree, and licensed, certified or registered by the state as a social worker to practice within the scope of that license. A social worker provides assistance and counseling to clients and their families who are dealing with social, emotional and environmental problems. Social work services may be rendered to individuals, families, groups, and the public.
Also ListedCounselor · Addiction (Substance Use Disorder)Taxonomy 101YA0400X · License 17183 (WI)
Also ListedSocial Worker · ClinicalTaxonomy 1041C0700X · License 129527 (WI)
17 S. RIVER ST, Janesville, WI 53548
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, Dean Health Plan, MercyCare and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mr. Matthew R Garvoille Lcsw is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID1850781832
PECOS Enrollment IDI20211206002664
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Matthew Garvoille reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Trivium LLC
Same address
Mental Health (Including Community Mental Health Center)
17 S. RIVER ST., SUITE 254
Janesville, WI 53548
  • Reassigned Medicare billing, Wisconsin enrollment
  • 14 clinicians in this Medicare group
NPI 1265450753 (608) 755-5260

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

REBEKAH E. DRESANG MS.
Counselor (Professional)
17 S. RIVER ST, SUITE 254
JANESVILLE, WI 53548
Rock County (608) 755-5260
MRS. SARAH LOUISE HESSENAUER LCSW
Social Worker
17 S. RIVER ST, SUITE 254
JANESVILLE, WI 53548
Rock County (608) 755-5260

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 Garvoille's NPI number?

The NPI number for Matthew Garvoille is 1922401918. It was assigned to this individual provider in the NPPES registry on October 3, 2014.

Where is Matthew Garvoille located?

Matthew Garvoille practices at 17 S. River St Suite 254, Janesville, WI 53548. The listed phone number is (608) 755-5260.

What is Matthew Garvoille's specialty?

The primary specialty registered for this NPI is Social Worker with taxonomy code 104100000X.

Is Matthew Garvoille enrolled in Medicare?

Yes. Matthew Garvoille is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Matthew Garvoille's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Matthew Garvoille reassigns Medicare benefits to Trivium LLC (Janesville, WI). 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 Matthew Garvoille's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Matthew Garvoille accept?

Health plans from Anthem Blue Cross and Blue Shield, Dean Health Plan, MercyCare, MercyCare Health Plans and Quartz list Matthew Garvoille 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 Matthew Garvoille was last updated on November 11, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.