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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.

KATHARINE ALLEY LCSW
NPI 1013313840
Social Worker - Clinical in Manhattan Beach, CA

Active since November 05, 2014
3112 OAK AVE, MANHATTAN BEACH, CA 90266(626) 884-6664 Get Directions Write a Review

NPPES record last updated: August 17, 2026. Verified against the NPPES registry weekly; last sync: August 30, 2026.

Record update history: Aug 17, 2026, Oct 31, 2018 (2 updates tracked since 2018).

About Katharine Alley Lcsw NPPES

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

KATHARINE ALLEY LCSW (NPI 1013313840) is an individual clinical provider in Manhattan Beach, California, licensed in California (84926) and active in the NPI registry since November 2014. She maintains a secondary practice location in Los Angeles.

NPPES Registry Identity

NPI1013313840
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameKATHARINE ALLEYCredential: LCSW
Location Address3112 OAK AVEManhattan Beach, CA 90266-2440
Mailing Address3112 Oak AveManhattan Beach, CA 90266-2440 · (626) 884-6664
Phone(626) 884-6664
Sole ProprietorNo
Enumeration DateNovember 5, 2014
Last NPPES UpdateAugust 17, 20262 updates tracked since enumeration
NPPES CertifiedAugust 17, 2026
✔ NPI 1013313840 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
Licenses✔ Licensed in CA · 84926✔ Licensed in OR · L18596✔ Licensed in CO · CSW.09929394
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.
3112 OAK AVE, Manhattan Beach, CA 90266
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Secondary Practice Location 1

Location 1710 E 111th PlLos Angeles, CA 90059-1518 · Phone (323) 233-0425 · Fax (323) 232-2366

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 Katharine Alley's NPI number?

The NPI number for Katharine Alley is 1013313840. It was assigned to this individual provider in the NPPES registry on November 5, 2014.

Where is Katharine Alley located?

Katharine Alley practices at 3112 Oak Ave, Manhattan Beach, CA 90266. The listed phone number is (626) 884-6664.

What is Katharine Alley'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 Katharine Alley was last updated on August 17, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 22 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.