Quick answers
- Where does Tom Argana see patients?
- Medicare's clinician data lists 2 practice locations, including Great Falls, MT and Helena, MT. Call before your visit to confirm the address.
- What is Tom Argana's specialty?
- Medicare lists Family Practice as the primary specialty.
- Does Tom Argana accept Medicare assignment?
- Yes. Medicare's clinician data says Tom Argana 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 Tom Argana?
- (406) 455-5000, as listed in official Medicare / NPI Registry data.
- What is Tom Argana's NPI number?
- 1699424077. 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 Tom Argana is enrolled with Medicare (CMS data updated 2026-10-02).
- 25 14th Ave NWGreat Falls, MT 59404 (406) 455‑5000
- 2960 N Washington StHelena, MT 59602 (406) 455‑5000
Group practices
Medicare enrollment lists Tom Argana as a member of this group (CMS data updated 2026-10-02).
- Benefis Hospitals Inc384 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Great Falls
Clinicians with the same Medicare primary specialty in Great Falls, MT — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | At Still University Of Health Sciences, College Of Osteo Med, Kirksville |
| Graduation year | 2022 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1699424077 |
| Corrections | Report 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
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians