Quick answers
- Where does Adelaide O. Horne see patients?
- Medicare's clinician data lists 4 practice locations, including Marysville, WA, Everett, WA and Tacoma, WA. Call before your visit to confirm the address.
- What is Adelaide O. Horne's specialty?
- Medicare lists Physician Assistant as the primary specialty.
- Does Adelaide O. Horne accept Medicare assignment?
- Yes. Medicare's clinician data says Adelaide O. Horne 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 Adelaide O. Horne?
- (360) 651-1550, as listed in official Medicare / NPI Registry data.
- What is Adelaide O. Horne's NPI number?
- 1033601836. 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 Adelaide O. Horne is enrolled with Medicare (CMS data updated 2026-10-02).
- 2335 172nd St NEMarysville, WA 98271 (360) 651‑1550
- 2929 Pine StEverett, WA 98201 (425) 261‑1500
- 2930 Maple StEverett, WA 98201 (425) 261‑1500
- 9505 S Steele StTacoma, WA 98444 (253) 597‑6800
Group practices
Medicare enrollment lists Adelaide O. Horne as a member of this group (CMS data updated 2026-10-02).
- Kaiser Foundation Health Plan of Washington1,526 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Marysville
Clinicians with the same Medicare primary specialty in Marysville, WA — not a recommendation.
Clinician information
| Graduation year | 2017 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1033601836 |
| 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