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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

KAREN STEPHANIE DIAZ LCSW
NPI 1386162543
Social Worker - Clinical in Canoga Park, CA

Active since September 07, 2017
20800 SHERMAN WAY, CANOGA PARK, CA 91306(818) 883-2273 Get Directions Write a Review

NPPES record last updated: June 23, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jun 15, 2023, Aug 15, 2019, Jul 9, 2019 (3 updates tracked since 2019).

About Karen Stephanie Diaz Lcsw NPPES

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

KAREN STEPHANIE DIAZ LCSW (NPI 1386162543) is an individual clinical provider in Canoga Park, California, licensed in California (114204) and active in the NPI registry since September 2017. She maintains a secondary practice location in Santa Clarita.

NPPES Registry Identity

NPI1386162543
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameKAREN STEPHANIE DIAZCredential: LCSW
Location Address20800 SHERMAN WAYCanoga Park, CA 91306-2707
Mailing Address7655 Winnetka Ave Unit 2881Winnetka, CA 91396-7050 · (818) 274-4283
Phone(818) 883-2273
Sole ProprietorNo
Enumeration DateSeptember 7, 2017
Last NPPES UpdateJune 23, 20263 updates tracked since enumeration
NPPES CertifiedJune 23, 2026
✔ NPI 1386162543 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 · 114204
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.
20800 SHERMAN WAY, Canoga Park, CA 91306
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Secondary Practice Location 1

Location 128100 Bouquet Canyon Rd Ste 218Santa Clarita, CA 91350-2009 · Phone (818) 274-4283

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.

ELENITA LUCERO WHEELER M.D.
General Practice
20800 SHERMAN WAY
WINNETKA, CA 91306
Los Angeles County (818) 883-2273
MS. LUZ ORNELAS PRADO MD
Family Medicine
20800 SHERMAN WAY
WINNETKA, CA 91306
Los Angeles County (818) 883-2273
PATRICIA NAJARRO
Case Manager/Care Coordinator
20800 SHERMAN WAY
WINNETKA, CA 91306
Los Angeles County (818) 883-2273
ETHEL DE JESUS MARTINEZ
Nurse Practitioner (Family)
20800 SHERMAN WAY
WINNETKA, CA 91306
Los Angeles County (818) 967-0148
TINA DONALDSON RN, NP
Emergency Medical Technician, Basic
20800 SHERMAN WAY
WINNETKA, CA 91306
Los Angeles County (818) 715-9031
MRS. ZHALEH YADOLLAHI MIDWIFE
Midwife
20800 SHERMAN WAY
CANOGA PARK, CA 91306
Los Angeles County (818) 618-2561
MRS. LANA YAROSLAVA FLIPPO M.D.
Pediatrics
20800 SHERMAN WAY
WINNETKA, CA 91306
Los Angeles County (818) 883-2273
HUMBERTO JOSE BARBOZA PA
Physician Assistant
20800 SHERMAN WAY
WINNETKA, CA 91306
Los Angeles County (818) 883-2273

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 Karen Diaz's NPI number?

The NPI number for Karen Diaz is 1386162543. It was assigned to this individual provider in the NPPES registry on September 7, 2017.

Where is Karen Diaz located?

Karen Diaz practices at 20800 Sherman Way, Canoga Park, CA 91306. The listed phone number is (818) 883-2273.

What is Karen Diaz'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 Karen Diaz was last updated on June 23, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 59 days 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.