Quick answers
- Where does Nicolas C. Marsh see patients?
- Medicare's clinician data lists 1 practice location in Walla Walla, WA. Call before your visit to confirm the address.
- What is Nicolas C. Marsh's specialty?
- Medicare lists Physical Therapist in Private Practice as the primary specialty.
- Does Nicolas C. Marsh accept Medicare assignment?
- Yes. Medicare's clinician data says Nicolas C. 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 Nicolas C. Marsh?
- (509) 987-4316, as listed in official Medicare / NPI Registry data.
- What is Nicolas C. Marsh's NPI number?
- 1457626137. 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 Nicolas C. Marsh is enrolled with Medicare (CMS data updated 2026-10-02).
- 1500 Catherine St, Apt OfcWalla Walla, WA 99362 (509) 987‑4316
Group practices
Medicare enrollment lists Nicolas C. Marsh as a member of this group (CMS data updated 2026-10-02).
- Tier 1 Therapy LLC5 clinicians in the group
Specialties
Find other clinicians: Physical Therapist in Private Practice, Washington →
Other physical therapists in Walla Walla
Clinicians with the same Medicare primary specialty in Walla Walla, WA — not a recommendation.
Clinician information
| Credential | PT |
|---|---|
| Medical school | Loma Linda University School Of Medicine |
| Graduation year | 2011 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1457626137 |
| 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