Quick answers
- Where does John H. Marsh see patients?
- Medicare's clinician data lists 2 practice locations, including Manhattan, MT and Bozeman, MT. Call before your visit to confirm the address.
- What is John H. Marsh's specialty?
- Medicare lists Chiropractic as the primary specialty.
- Does John H. Marsh accept Medicare assignment?
- Yes. Medicare's clinician data says John H. 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.
- What is the phone number for John H. Marsh?
- (406) 284-3246, as listed in official Medicare / NPI Registry data.
- What is John H. Marsh's NPI number?
- 1588556013. 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 John H. Marsh is enrolled with Medicare (CMS data updated 2026-10-02).
- 114 W Main StManhattan, MT 59741 (406) 284‑3246
- 120 N 19th Ave, Suite BBozeman, MT 59718 (406) 586‑0275
Group practices
Medicare enrollment lists John H. Marsh as a member of these groups (CMS data updated 2026-10-02).
- Big Sky Chiropractic Clinic PC3 clinicians in the group
- Manhattan Back and Neck Inc2 clinicians in the group
Specialties
- Chiropracticprimary
Other chiropractors in Montana
Clinicians with the same Medicare primary specialty in Montana — not a recommendation.
Clinician information
| Credential | DC |
|---|---|
| Medical school | Northwestern College Of Chiropractic |
| Graduation year | 2025 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1588556013 |
| 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