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Clinical Social Worker

Gary E. Arno Jr., CSW

Sees patients in Great Falls, MT · Montana

Summary

Gary E. Arno Jr., CSW (Clinical Social Worker) is enrolled with Medicare at 1 practice location in Great Falls, MT. NPI 1821838913. Medicare data says the clinician accepts Medicare assignment. Source: CMS National Downloadable File, updated 2026-10-02.

Call(406) 868‑7507 NPI Registry record Medicare profile

From official Medicare data

This page shows what Medicare's official clinician data says about Gary E. Arno Jr., joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

1Practice location
Clinical Social WorkerPrimary specialty
YesAccepts Medicare assignment
5Years since medical school (graduated 2021)
University Of Southern California Keck School Of MedicineMedical school
MaleGender (as listed)

Quick answers

Where does Gary E. Arno Jr. see patients?
Medicare's clinician data lists 1 practice location in Great Falls, MT. Call before your visit to confirm the address.
What is Gary E. Arno Jr.'s specialty?
Medicare lists Clinical Social Worker as the primary specialty.
Does Gary E. Arno Jr. accept Medicare assignment?
Yes. Medicare's clinician data says Gary E. Arno Jr. accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for Gary E. Arno Jr.?
(406) 868-7507, as listed in official Medicare / NPI Registry data.
What is Gary E. Arno Jr.'s NPI number?
1821838913. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Gary E. Arno Jr. is enrolled with Medicare (CMS data updated 2026-10-02).

Specialties

Find other clinicians: Clinical Social Worker, Montana →

Other clinical social workers in Great Falls

Clinicians with the same Medicare primary specialty in Great Falls, MT — not a recommendation.

All clinical social workers in Great Falls →

Clinician information

CredentialCSW
Medical schoolUniversity Of Southern California Keck School Of Medicine
Graduation year2021
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1821838913
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians