Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Mr. Gary E Arno Jr.

Individual provider Clinical Social Worker · NPI 1821838913

Mr. Gary E Arno Jr. is a Clinical Social Worker in Great Falls, Montana. Graduated from University of Southern California Keck School of Medicine in 2021, 5 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in Montana.

Years since qualifying
5
Trained at
University of Southern California Keck School of Medicine
Licensed in
MT
In the registry since
2024
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Practice location Address checks out

600 Central Ave Ste 305
Great Falls, MT 59401-3157
Phone: (406) 868-7507
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence BBH-LCSW-LIC-71061 (MT)

Record details

NPI number1821838913
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorYes
NPI enumeratedMay 28, 2024
Last updated in NPPESApril 30, 2025
Certification dateApril 30, 2025
Mailing addressPo Box 463, Great Falls, MT 59403-0463

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCLINICAL SOCIAL WORKER
Medical schoolUNIVERSITY OF SOUTHERN CALIFORNIA KECK SCHOOL OF MEDICINE
Graduated 2021 (5 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Great Falls