MR. ANTONIO CASILLAS JR.
NPI 1538024807
Psychologist - School in Montclair, CA

Active since December 18, 2025
10200 LEHIGH AVE, MONTCLAIR, CA 91763(909) 624-5697(909) 445-1613 Get Directions Write a Review

NPPES record last updated: December 18, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Mr. Antonio Casillas Jr. NPPES

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

MR. ANTONIO CASILLAS JR. (NPI 1538024807) is an individual school provider in Montclair, California and active in the NPI registry since December 2025.

NPPES Registry Identity

NPI1538024807
Entity TypeIndividualMale
Primary Taxonomy103TS0200X
Provider Legal NameMR. ANTONIO CASILLAS JR.
Location Address10200 LEHIGH AVEMontclair, CA 91763-3550
Mailing Address950 W D StOntario, CA 91762-3026 · (909) 459-2500 · Fax (909) 459-2542
Fax(909) 445-1613
Sole ProprietorNo
Enumeration DateDecember 18, 2025
NPPES CertifiedDecember 18, 2025
NPI 1538024807 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPsychologist · SchoolBehavioral Health & Social Service Providers
Taxonomy Code103TS0200X
Definition
A psychologist whose specialty is concerned with the science and practice of psychology with children, youth, families; learners of all ages; and the schooling process. The basic education and training of school psychologists prepares them to provide a range of psychological diagnosis, assessment, intervention, prevention, health promotion, and program development and evaluation services with a special focus on the developmental processes of children and youth within the context of schools, families and other systems. School psychologists are prepared to intervene at the individual and system level, and develop, implement, and evaluate preventive programs. In these efforts, they conduct ecologically valid assessments and intervene to promote positive learning environments within which children and youth from diverse backgrounds to ensure that all have equal access to effective educational and psychological services that promote healthy development
10200 LEHIGH AVE, Montclair, CA 91763

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Case Manager/Care Coordinator
10200 LEHIGH AVE
MONTCLAIR, CA 91763
Case Manager/Care Coordinator
10200 LEHIGH AVE
MONTCLAIR, CA 91763
Health and Wellness Coach
10200 LEHIGH AVE
MONTCLAIR, CA 91763
Case Manager/Care Coordinator
10200 LEHIGH AVE
MONTCLAIR, CA 91763
Health and Wellness Coach
10200 LEHIGH AVE
MONTCLAIR, CA 91763
Speech-Language Pathologist
10200 LEHIGH AVE
MONTCLAIR, CA 91763
Case Manager/Care Coordinator
10200 LEHIGH AVE
MONTCLAIR, CA 91763
Case Manager/Care Coordinator
10200 LEHIGH AVE
MONTCLAIR, CA 91763

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 Antonio Casillas's NPI number?

The NPI number for Antonio Casillas is 1538024807. It was assigned to this individual provider in the NPPES registry on December 18, 2025.

Where is Antonio Casillas located?

Antonio Casillas practices at 10200 Lehigh Ave, Montclair, CA 91763. The listed phone number is (909) 624-5697.

What is Antonio Casillas's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in School, with taxonomy code 103TS0200X.

When was this NPI record last updated?

The NPPES record for Antonio Casillas was last updated on December 18, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.