Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Alexander John Zaste

Individual provider Assistant Behavior Analyst · NPI 1063306421

Alexander John Zaste is an Assistant Behavior Analyst in Walnut Creek, California. Registered with an NPI since 2025.

In the registry since
2025

Practice location Address checks out

2730 Shadelands Dr Bldg 10
Walnut Creek, CA 94598-2538
Phone: (925) 266-8400
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Assistant Behavior Analyst (primary) Taxonomy 106E00000X

Record details

NPI number1063306421
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedJune 9, 2025
Last updated in NPPESJune 9, 2025
Certification dateJune 8, 2025
Mailing address2730 Shadelands Dr Bldg 10, Walnut Creek, CA 94598-2538

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