GUSTAVO OMAR SIERRA
NPI 1265294037
Behavior Technician in Barstow, CA

Active since January 26, 2024
1633 PALOMA ST, BARSTOW, CA 92311(442) 309-6244 Get Directions Write a Review

NPPES record last updated: February 5, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Gustavo Omar Sierra NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

GUSTAVO OMAR SIERRA (NPI 1265294037) is an individual behavior technician in Barstow, California, licensed in California (RBT-25-481176) and active in the NPI registry since January 2024.

NPPES Registry Identity

NPI1265294037
Entity TypeIndividualMale
Primary Taxonomy106S00000X
Provider Legal NameGUSTAVO OMAR SIERRA
Location Address1633 PALOMA STBarstow, CA 92311-5614
Mailing Address1633 Paloma StBarstow, CA 92311-5614 · (442) 309-6244
Sole ProprietorNo
Enumeration DateJanuary 26, 2024
Last NPPES UpdateFebruary 5, 2026
NPPES CertifiedFebruary 5, 2026
NPI 1265294037 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyBehavior TechnicianBehavioral Health & Social Service Providers
Taxonomy Code106S00000X
License Licensed in CA · RBT-25-481176
Definition
The behavior technician is a paraprofessional who practices under the close, ongoing supervision of a behavior analyst or assistant behavior analyst certified by the Behavior Analyst Certification Board and/or credentialed by a state (such as through licensure). The behavior technician is primarily responsible for the implementation of components of behavior-analytic treatment plans developed by the supervisor. That may include collecting data on treatment targets and conducting certain types of behavioral assessments (e.g., stimulus preference assessments). The behavior technician does not design treatment or assessment plans or procedures but provides services as assigned by the supervisor responsible for his or her work.
1633 PALOMA ST, Barstow, CA 92311

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Gustavo Sierra's NPI number?

The NPI number for Gustavo Sierra is 1265294037. It was assigned to this individual provider in the NPPES registry on January 26, 2024.

Where is Gustavo Sierra located?

Gustavo Sierra practices at 1633 Paloma St, Barstow, CA 92311. The listed phone number is (442) 309-6244.

What is Gustavo Sierra's specialty?

The primary specialty registered for this NPI is Behavior Technician with taxonomy code 106S00000X.

When was this NPI record last updated?

The NPPES record for Gustavo Sierra was last updated on February 5, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.