What is William Zenda's NPI number?

William Zenda's National Provider Identifier (NPI) is 1255133302, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is William Zenda's specialty?

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

Where is William Zenda located?

William Zenda's practice location on file with NPPES is 12437 Lewis St Ste 100, Garden Grove, CA 92840-4651.

What is William Zenda's phone number?

The practice phone number listed in the NPPES registry for William Zenda is (626) 419-8885.

Is William Zenda's NPI active?

Yes — William Zenda's NPI (1255133302) is active in the NPPES registry as of the last update on 2025-03-26.

IndividualActive

William Zenda

NPI 1255133302 · Behavior Technician · Garden Grove, CA

William Zenda is a Behavior Technician provider in Garden Grove, CA (NPI 1255133302).

Provider details

NPI number: 1255133302
Entity type: Individual
Primary specialty: Behavior TechnicianBehavioral Health & Social Service Providers
Sex: Male
Sole proprietor: No
License: NA (CA)

Specialties & taxonomies

Behavior TechnicianPrimary106S00000XLicense NA (CA)
Behavioral Health & Social Service Providers

Profile Score

Established profile(55/100 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
100% 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

12437 Lewis St Ste 100

Garden Grove, CA 92840-4651

Phone: (626) 419-8885

Street-level locationGet directions

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Mailing address