What is Yim Moon Leung's NPI number?

Yim Moon Leung's National Provider Identifier (NPI) is 1134079221, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Yim Moon Leung's specialty?

Yim Moon Leung is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).

Where is Yim Moon Leung located?

Yim Moon Leung's practice location on file with NPPES is 2441 Constitution Dr, Livermore, CA 94551-7573.

What is Yim Moon Leung's phone number?

The practice phone number listed in the NPPES registry for Yim Moon Leung is (925) 505-4700.

Is Yim Moon Leung's NPI active?

Yes — Yim Moon Leung's NPI (1134079221) is active in the NPPES registry as of the last update on 2026-01-29.

IndividualActive

Yim Moon Leung

NPI 1134079221 · Social Worker · Livermore, CA

Yim Moon Leung is a Social Worker provider in Livermore, CA (NPI 1134079221).

Provider details

NPI number: 1134079221
Entity type: Individual
Primary specialty: Social WorkerBehavioral Health & Social Service Providers
Sex: Female
Sole proprietor: No

Specialties & taxonomies

Social WorkerPrimary104100000X
Behavioral Health & Social Service Providers

Profile Score

Basic profile(47/100 index)

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

Registry tenure38% of score
Under 1 yr in 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

2441 Constitution Dr

Livermore, CA 94551-7573

Phone: (925) 505-4700

Approximate (ZIP-level) locationGet directions

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Mailing address