Lydia Yonan, LCSW
NPI 1215340419 · Clinical Social Worker · Santa Clara, CA
Lydia Yonan, LCSW is a Clinical Social Worker provider in Santa Clara, CA (NPI 1215340419).
Provider details
- NPI number
- 1215340419
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- No
- License
- 99297 (CA)
Specialties & taxonomies
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
12 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
- 2014-06-05
- Last updated
- 2024-07-26
- Certified
- 2024-07-26
Frequently asked questions
- What is Lydia Yonan's NPI number?
- Lydia Yonan's National Provider Identifier (NPI) is 1215340419, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lydia Yonan's specialty?
- Lydia Yonan is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Lydia Yonan located?
- Lydia Yonan's practice location on file with NPPES is 710 Lawrence Expy, Santa Clara, CA 95051-5173.
- What is Lydia Yonan's phone number?
- The practice phone number listed in the NPPES registry for Lydia Yonan is (408) 851-3844.
- Is Lydia Yonan's NPI active?
- Yes — Lydia Yonan's NPI (1215340419) is active in the NPPES registry as of the last update on 2024-07-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.