What is Cierra Williams's NPI number?

Cierra Williams's National Provider Identifier (NPI) is 1528706728, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Cierra Williams's specialty?

Cierra Williams is listed in the NPPES registry with a primary specialty of Community Health Worker (Other Service Providers).

Where is Cierra Williams located?

Cierra Williams's practice location on file with NPPES is 4892 San Pablo Dam Rd, El Sobrante, CA 94803-3222.

What is Cierra Williams's phone number?

The practice phone number listed in the NPPES registry for Cierra Williams is (510) 502-1827.

Is Cierra Williams's NPI active?

Yes — Cierra Williams's NPI (1528706728) is active in the NPPES registry as of the last update on 2025-02-13.

IndividualActive

Cierra Williams

NPI 1528706728 · Community Health Worker · El Sobrante, CA

Cierra Williams is a Community Health Worker provider in El Sobrante, CA (NPI 1528706728).

Provider details

NPI number: 1528706728
Entity type: Individual
Primary specialty: Community Health WorkerOther Service Providers
Sex: Female
Sole proprietor: No

Specialties & taxonomies

Community Health WorkerPrimary172V00000X
Other 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
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

4892 San Pablo Dam Rd

El Sobrante, CA 94803-3222

Phone: (510) 502-1827

Street-level locationGet directions

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Mailing address