What is San-San Tu's NPI number?

San-San Tu's National Provider Identifier (NPI) is 1538056668, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is San-San Tu's specialty?

San-San Tu is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).

Where is San-San Tu located?

San-San Tu's practice location on file with NPPES is 353 Oakview Dr, San Carlos, CA 94070-4538.

What is San-San Tu's phone number?

The practice phone number listed in the NPPES registry for San-San Tu is (415) 218-4153.

Is San-San Tu's NPI active?

Yes — San-San Tu's NPI (1538056668) is active in the NPPES registry as of the last update on 2025-06-20.

IndividualActive

San-San Tu, LCSW

NPI 1538056668 · Clinical Social Worker · San Carlos, CA

San-San Tu, LCSW is a Clinical Social Worker provider in San Carlos, CA (NPI 1538056668).

Provider details

NPI number: 1538056668
Entity type: Individual
Primary specialty: Clinical Social WorkerBehavioral Health & Social Service Providers
Credential: LCSW
Sex: Female
Sole proprietor: Yes
License: 20966 (CA)

Specialties & taxonomies

Clinical Social WorkerPrimary1041C0700XLicense 20966 (CA)
Behavioral Health & Social Service Providers

Profile Score

Established profile(54/100 index)

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

Registry tenure38% of score
1 yr 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

353 Oakview Dr

San Carlos, CA 94070-4538

Phone: (415) 218-4153

Street-level locationGet directions

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Mailing address