What is William Walker's NPI number?

William Walker's National Provider Identifier (NPI) is 1447197041, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is William Walker's specialty?

William Walker is listed in the NPPES registry with a primary specialty of Behavior Analyst (Behavioral Health & Social Service Providers).

Where is William Walker located?

William Walker's practice location on file with NPPES is 32326 Clinton Keith Rd Ste 201, Wildomar, CA 92595-7317.

What is William Walker's phone number?

The practice phone number listed in the NPPES registry for William Walker is (858) 264-5858.

Is William Walker's NPI active?

Yes — William Walker's NPI (1447197041) is active in the NPPES registry as of the last update on 2026-05-01.

IndividualActive

William Walker

NPI 1447197041 · Behavior Analyst · Wildomar, CA

William Walker is a Behavior Analyst provider in Wildomar, CA (NPI 1447197041).

Provider details

NPI number: 1447197041
Entity type: Individual
Primary specialty: Behavior AnalystBehavioral Health & Social Service Providers
Sole proprietor: No

Specialties & taxonomies

Behavior AnalystPrimary103K00000X
Behavioral Health & Social Service Providers

Profile Score

Basic profile(46/100 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

32326 Clinton Keith Rd Ste 201

Wildomar, CA 92595-7317

Phone: (858) 264-5858

Approximate (ZIP-level) locationGet directions

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Mailing address