Yang Yang, LCSW
NPI 1417647041 · Clinical Social Worker · San Leandro, CA
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Yang Yang, LCSW is a Clinical Social Worker provider in San Leandro, CA (NPI 1417647041).
Provider details
- NPI number
- 1417647041
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Male
- Sole proprietor
- Yes
- License
- 12180123 (WI)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
3 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
- 2023-05-08
- Last updated
- 2026-03-16
- Certified
- 2026-03-16
Frequently asked questions
- What is Yang Yang's NPI number?
- Yang Yang's National Provider Identifier (NPI) is 1417647041, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Yang Yang's specialty?
- Yang Yang is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Yang Yang located?
- Yang Yang's practice location on file with NPPES is 2401 Merced St Ste 100, San Leandro, CA 94577-4200.
- What is Yang Yang's phone number?
- The practice phone number listed in the NPPES registry for Yang Yang is (925) 453-9554.
- Does Yang Yang accept Medicare?
- Yang Yang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Yang Yang's NPI active?
- Yes — Yang Yang's NPI (1417647041) is active in the NPPES registry as of the last update on 2026-03-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.