Sarah Derifield, OTD
NPI 1235938523 · Occupational Therapist · Burien, WA
Sarah Derifield, OTD is a Occupational Therapist provider in Burien, WA (NPI 1235938523).
Provider details
- NPI number
- 1235938523
- Entity type
- Individual
- Primary specialty
- Occupational TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- OTD
- Sex
- Female
- Sole proprietor
- No
- License
- OT61591016 (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
1 yr 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
- 2025-03-10
- Last updated
- 2025-03-10
- Certified
- 2025-02-28
Frequently asked questions
- What is Sarah Derifield's NPI number?
- Sarah Derifield's National Provider Identifier (NPI) is 1235938523, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sarah Derifield's specialty?
- Sarah Derifield is listed in the NPPES registry with a primary specialty of Occupational Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Sarah Derifield located?
- Sarah Derifield's practice location on file with NPPES is 15675 Ambaum Blvd Sw, Burien, WA 98166-2523.
- What is Sarah Derifield's phone number?
- The practice phone number listed in the NPPES registry for Sarah Derifield is (206) 631-3000.
- Is Sarah Derifield's NPI active?
- Yes — Sarah Derifield's NPI (1235938523) is active in the NPPES registry as of the last update on 2025-03-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.