What is John Williams's NPI number?

John Williams's National Provider Identifier (NPI) is 1528879186, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is John Williams's specialty?

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

Where is John Williams located?

John Williams's practice location on file with NPPES is 117 W 400 S, Salt Lake City, UT 84101-1916.

What is John Williams's phone number?

The practice phone number listed in the NPPES registry for John Williams is (801) 428-4257.

Is John Williams's NPI active?

Yes — John Williams's NPI (1528879186) is active in the NPPES registry as of the last update on 2025-01-14.

IndividualActive

John Williams

NPI 1528879186 · Community Health Worker · Salt Lake City, UT

John Williams is a Community Health Worker provider in Salt Lake City, UT (NPI 1528879186).

Provider details

NPI number: 1528879186
Entity type: Individual
Primary specialty: Community Health WorkerOther Service Providers
Sex: Male
Sole proprietor: Yes

Specialties & taxonomies

Community Health WorkerPrimary172V00000X
Other Service Providers

Profile Score

Basic profile(49/100 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
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

117 W 400 S

Salt Lake City, UT 84101-1916

Phone: (801) 428-4257

Street-level locationGet directions

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Mailing address