Quick answers
- Where does Mary Marsh see patients?
- Medicare's clinician data lists 2 practice locations, including Great Falls, MT. Call before your visit to confirm the address.
- What is Mary Marsh's specialty?
- Medicare lists Mental Health Counselor as the primary specialty.
- Does Mary Marsh accept Medicare assignment?
- Yes. Medicare's clinician data says Mary Marsh 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.
- Does Mary Marsh offer telehealth?
- Medicare's clinician data says Mary Marsh offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Mary Marsh?
- (406) 788-1164, as listed in official Medicare / NPI Registry data.
- What is Mary Marsh's NPI number?
- 1417371915. 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 Mary Marsh is enrolled with Medicare (CMS data updated 2026-10-02).
- 712 13th St SGreat Falls, MT 59405 (406) 788‑1164
- 801 9th St SGreat Falls, MT 59405 (406) 402‑9703
Specialties
- Mental Health Counselorprimary
Other mental health counselors in Great Falls
Clinicians with the same Medicare primary specialty in Great Falls, MT — not a recommendation.
Clinician information
| Graduation year | 2012 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1417371915 |
| 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