Helen Yu, MS
NPI 1659738599 · Occupational Therapist · South San Francisco, CA
Helen Yu, MS is a Occupational Therapist provider in South San Francisco, CA (NPI 1659738599).
Provider details
- NPI number
- 1659738599
- Entity type
- Individual
- Primary specialty
- Occupational TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- MS
- Sex
- Female
- Sole proprietor
- Yes
- License
- 10403 (CA)
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
10 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
- 2016-01-22
- Last updated
- 2016-01-22
Frequently asked questions
- What is Helen Yu's NPI number?
- Helen Yu's National Provider Identifier (NPI) is 1659738599, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Helen Yu's specialty?
- Helen Yu is listed in the NPPES registry with a primary specialty of Occupational Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Helen Yu located?
- Helen Yu's practice location on file with NPPES is 139 Francisco Dr, South San Francisco, CA 94080-5931.
- What is Helen Yu's phone number?
- The practice phone number listed in the NPPES registry for Helen Yu is (415) 335-1533.
- Is Helen Yu's NPI active?
- Yes — Helen Yu's NPI (1659738599) is active in the NPPES registry as of the last update on 2016-01-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.