Ariana Chau
NPI 1063165405 · Social Worker · Hayward, CA
Ariana Chau is a Social Worker provider in Hayward, CA (NPI 1063165405).
Provider details
- NPI number
- 1063165405
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Clinical Social Worker1041C0700X
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 yrs in NPPES 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
Mailing address
Registry dates
- Enumerated
- 2022-01-26
- Last updated
- 2023-06-15
- Certified
- 2023-06-15
Frequently asked questions
- What is Ariana Chau's NPI number?
- Ariana Chau's National Provider Identifier (NPI) is 1063165405, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ariana Chau's specialty?
- Ariana Chau is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Ariana Chau located?
- Ariana Chau's practice location on file with NPPES is 1061 a St, Hayward, CA 94541-4105.
- What is Ariana Chau's phone number?
- The practice phone number listed in the NPPES registry for Ariana Chau is (510) 459-7468.
- Is Ariana Chau's NPI active?
- Yes — Ariana Chau's NPI (1063165405) is active in the NPPES registry as of the last update on 2023-06-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.