What is Wendy Guillen's NPI number?

Wendy Guillen's National Provider Identifier (NPI) is 1376404574, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Wendy Guillen's specialty?

Wendy Guillen is listed in the NPPES registry with a primary specialty of Behavior Technician (Behavioral Health & Social Service Providers).

Where is Wendy Guillen located?

Wendy Guillen's practice location on file with NPPES is 223 E Thousand Oaks Blvd Ste 100, Thousand Oaks, CA 91360-7708.

What is Wendy Guillen's phone number?

The practice phone number listed in the NPPES registry for Wendy Guillen is (714) 726-6042.

Is Wendy Guillen's NPI active?

Yes — Wendy Guillen's NPI (1376404574) is active in the NPPES registry as of the last update on 2025-11-19.

IndividualActive

Wendy Guillen

NPI 1376404574 · Behavior Technician · Thousand Oaks, CA

Wendy Guillen is a Behavior Technician provider in Thousand Oaks, CA (NPI 1376404574).

Provider details

NPI number: 1376404574
Entity type: Individual
Primary specialty: Behavior TechnicianBehavioral Health & Social Service Providers
Sex: Female
Sole proprietor: No

Specialties & taxonomies

Behavior TechnicianPrimary106S00000X
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

223 E Thousand Oaks Blvd Ste 100

Thousand Oaks, CA 91360-7708

Phone: (714) 726-6042

Street-level locationGet directions

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Mailing address