Quick answers
- Where does Marcus L. Soper see patients?
- Medicare's clinician data lists 1 practice location in Spokane, WA. Call before your visit to confirm the address.
- What is Marcus L. Soper's specialty?
- Medicare lists Certified Registered Nurse Anesthetist (CRNA) as the primary specialty.
- Does Marcus L. Soper accept Medicare assignment?
- Yes. Medicare's clinician data says Marcus L. Soper 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 Marcus L. Soper?
- (509) 458-5800, as listed in official Medicare / NPI Registry data.
- What is Marcus L. Soper's NPI number?
- 1952508962. 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 Marcus L. Soper is enrolled with Medicare (CMS data updated 2026-10-02).
- 800 W 5th AveSpokane, WA 99204 (509) 458‑5800
Group practices
Medicare enrollment lists Marcus L. Soper as a member of this group (CMS data updated 2026-10-02).
- Anesthesia Associates, PS61 clinicians in the group
Specialties
Find other clinicians: Certified Registered Nurse Anesthetist (CRNA), Washington →
Other nurse anesthetists in Spokane
Clinicians with the same Medicare primary specialty in Spokane, WA — not a recommendation.
Clinician information
| Credential | CNA |
|---|---|
| Graduation year | 2007 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1952508962 |
| 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