Alexandra Peterson
NPI 1043781776 · Physical Therapist · Mercer Island, WA
Enrolled with Medicare as Practitioner - Physical Therapist in Private Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alexandra Peterson is a Physical Therapist provider in Mercer Island, WA (NPI 1043781776).
Provider details
- NPI number
- 1043781776
- Entity type
- Individual
- Primary specialty
- Physical TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- 60910037 (WA)
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2018-12-06
- Last updated
- 2025-05-21
- Certified
- 2025-05-21
Frequently asked questions
- What is Alexandra Peterson's NPI number?
- Alexandra Peterson's National Provider Identifier (NPI) is 1043781776, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alexandra Peterson's specialty?
- Alexandra Peterson is listed in the NPPES registry with a primary specialty of Physical Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Alexandra Peterson located?
- Alexandra Peterson's practice location on file with NPPES is 9150 Fortuna Dr, Mercer Island, WA 98040-3133.
- What is Alexandra Peterson's phone number?
- The practice phone number listed in the NPPES registry for Alexandra Peterson is (206) 316-8042.
- Does Alexandra Peterson accept Medicare?
- Alexandra Peterson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alexandra Peterson's NPI active?
- Yes — Alexandra Peterson's NPI (1043781776) is active in the NPPES registry as of the last update on 2025-05-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.