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

Irwin Alexander Diaz

Individual provider Behavior Technician · NPI 1538779582

Irwin Alexander Diaz is a Behavior Technician in Ontario, California. Practices as a sole proprietor. Registered with an NPI since 2020.

In the registry since
2020

Practice location Address checks out

2999 S Haven Ave
Ontario, CA 91761-0119
Phone: (909) 923-3352
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Behavior Technician (primary) Taxonomy 106S00000X

Record details

NPI number1538779582
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorYes
NPI enumeratedAugust 5, 2020
Last updated in NPPESAugust 5, 2020
Certification dateAugust 5, 2020

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