Xiaoxian Tan
NPI 1659046761 · Clinical Social Worker · Oakland, CA
Xiaoxian Tan is a Clinical Social Worker provider in Oakland, CA (NPI 1659046761).
Provider details
- NPI number
- 1659046761
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Student, Health Care
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
- 2021-08-11
- Last updated
- 2023-06-21
- Certified
- 2023-06-21
Frequently asked questions
- What is Xiaoxian Tan's NPI number?
- Xiaoxian Tan's National Provider Identifier (NPI) is 1659046761, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Xiaoxian Tan's specialty?
- Xiaoxian Tan is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Xiaoxian Tan located?
- Xiaoxian Tan's practice location on file with NPPES is 310 8th St Ste 201, Oakland, CA 94607-6527.
- What is Xiaoxian Tan's phone number?
- The practice phone number listed in the NPPES registry for Xiaoxian Tan is (510) 735-3900.
- Is Xiaoxian Tan's NPI active?
- Yes — Xiaoxian Tan's NPI (1659046761) is active in the NPPES registry as of the last update on 2023-06-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.