MR. STEVEN JAY HOROWITZ
NPI 1275812018
Social Worker - Clinical in Los Angeles, CA

Active since August 10, 2011
11080 W OLYMPIC BLVD, LOS ANGELES, CA 90064(707) 828-8134 Get Directions Write a Review

NPPES record last updated: April 10, 2025. Verified against the NPPES registry weekly; last sync: August 23, 2026.

Record update history: Apr 10, 2025, Apr 2, 2025 (2 updates tracked since 2025).

About Mr. Steven Jay Horowitz NPPES

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

MR. STEVEN JAY HOROWITZ (NPI 1275812018) is an individual clinical provider in Los Angeles, California, licensed in California (70679) and active in the NPI registry since August 2011.

NPPES Registry Identity

NPI1275812018
Entity TypeIndividualMale
Primary Taxonomy1041C0700X
Provider Legal NameMR. STEVEN JAY HOROWITZ
Location Address11080 W OLYMPIC BLVDLos Angeles, CA 90064
Mailing AddressPo Box 2583Napa, CA 94558-0258
Sole ProprietorNo
Enumeration DateAugust 10, 2011
Last NPPES UpdateApril 10, 20252 updates tracked since enumeration
NPPES CertifiedApril 10, 2025
NPI 1275812018 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License Licensed in CA · 70679
Definition
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.
11080 W OLYMPIC BLVD, Los Angeles, CA 90064

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.

Social Worker (Clinical)
11080 W OLYMPIC BLVD
LOS ANGELES, CA 90064
Occupational Therapist
11080 W OLYMPIC BLVD
LOS ANGELES, CA 90064
Social Worker (Clinical)
11080 W OLYMPIC BLVD
LOS ANGELES, CA 90064
Student in an Organized Health Care Education/Training Program
11080 W OLYMPIC BLVD
LOS ANGELES, CA 90064
Social Worker (Clinical)
11080 W OLYMPIC BLVD
LOS ANGELES, CA 90064
Nurse Practitioner (Psychiatric/Mental Health)
11080 W OLYMPIC BLVD
LOS ANGELES, CA 90064
Psychiatry & Neurology (Psychiatry)
11080 W OLYMPIC BLVD, 4TH FLOOR
LOS ANGELES, CA 90064
Community Health Worker
11080 W OLYMPIC BLVD
LOS ANGELES, CA 90064

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 Steven Horowitz's NPI number?

The NPI number for Steven Horowitz is 1275812018. It was assigned to this individual provider in the NPPES registry on August 10, 2011.

Where is Steven Horowitz located?

Steven Horowitz practices at 11080 W Olympic Blvd, Los Angeles, CA 90064. The listed phone number is (707) 828-8134.

What is Steven Horowitz's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

When was this NPI record last updated?

The NPPES record for Steven Horowitz was last updated on April 10, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.