Quick answers
- Where does Xavier M. Mortensen see patients?
- Medicare's clinician data lists 2 practice locations, including Spokane Valley, WA and Spokane, WA. Call before your visit to confirm the address.
- What is Xavier M. Mortensen's specialty?
- Medicare lists Ophthalmology as the primary specialty.
- Does Xavier M. Mortensen accept Medicare assignment?
- Yes. Medicare's clinician data says Xavier M. Mortensen 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 Xavier M. Mortensen?
- (509) 924-7271, as listed in official Medicare / NPI Registry data.
- What is Xavier M. Mortensen's NPI number?
- 1881154987. 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 Xavier M. Mortensen is enrolled with Medicare (CMS data updated 2026-10-02).
- 16201 E Indiana Ave, Suite 5000Spokane Valley, WA 99216 (509) 924‑7271
- 427 S Bernard StSpokane, WA 99204 (509) 456‑0107
Group practices
Medicare enrollment lists Xavier M. Mortensen as a member of this group (CMS data updated 2026-10-02).
- Spokane Eye Clinic PS36 clinicians in the group
Specialties
- Ophthalmologyprimary
Other ophthalmologists in Spokane Valley
Clinicians with the same Medicare primary specialty in Spokane Valley, WA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Utah School Of Medicine |
| Graduation year | 2019 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1881154987 |
| 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