Diana Zwelling, MSOT R/L
NPI 1447659313 · Pediatric Occupational Therapist · Bellevue, WA
Enrolled with Medicare as Practitioner - Occupational Therapist in Private Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Diana Zwelling, MSOT R/L is a Pediatric Occupational Therapist provider in Bellevue, WA (NPI 1447659313).
Provider details
- NPI number
- 1447659313
- Entity type
- Individual
- Primary specialty
- Pediatric Occupational TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- MSOT R/L
- Sex
- Female
- Sole proprietor
- No
- License
- OT60471327 (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
11 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
- 2014-08-17
- Last updated
- 2014-08-17
Frequently asked questions
- What is Diana Zwelling's NPI number?
- Diana Zwelling's National Provider Identifier (NPI) is 1447659313, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diana Zwelling's specialty?
- Diana Zwelling is listed in the NPPES registry with a primary specialty of Pediatric Occupational Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Diana Zwelling located?
- Diana Zwelling's practice location on file with NPPES is 13010 Ne 20th St, Bellevue, WA 98005-2034.
- What is Diana Zwelling's phone number?
- The practice phone number listed in the NPPES registry for Diana Zwelling is (425) 644-6328.
- Does Diana Zwelling accept Medicare?
- Diana Zwelling is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Diana Zwelling's NPI active?
- Yes — Diana Zwelling's NPI (1447659313) is active in the NPPES registry as of the last update on 2014-08-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.