What is Yu-An Chen's NPI number?

Yu-An Chen's National Provider Identifier (NPI) is 1861346892, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Yu-An Chen's specialty?

Yu-An Chen is listed in the NPPES registry with a primary specialty of Occupational Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).

Where is Yu-An Chen located?

Yu-An Chen's practice location on file with NPPES is 1002 W Fremont Ave, Sunnyvale, CA 94087-3031.

What is Yu-An Chen's phone number?

The practice phone number listed in the NPPES registry for Yu-An Chen is (408) 739-2383.

Is Yu-An Chen's NPI active?

Yes — Yu-An Chen's NPI (1861346892) is active in the NPPES registry as of the last update on 2026-02-25.

IndividualActive

Yu-An Chen

NPI 1861346892 · Occupational Therapist · Sunnyvale, CA

Yu-An Chen is a Occupational Therapist provider in Sunnyvale, CA (NPI 1861346892).

Provider details

NPI number: 1861346892
Entity type: Individual
Primary specialty: Occupational TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
Sex: Female
Sole proprietor: Yes

Specialties & taxonomies

Occupational TherapistPrimary225X00000X
Respiratory, Developmental, Rehabilitative and Restorative Service Providers

Profile Score

Basic profile(47/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
Under 1 yr in registry
Profile completeness38% of score
83% 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

1002 W Fremont Ave

Sunnyvale, CA 94087-3031

Phone: (408) 739-2383

Street-level locationGet directions

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Mailing address