MARION KATHERINE BRENNAN LCSW
NPI 1326136268
Social Worker - Clinical in Corte Madera, CA

Active since October 10, 2006
520 TAMALPAIS DR, #101, CORTE MADERA, CA 94925(415) 924-6415 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Marion Katherine Brennan Lcsw NPPES

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

MARION KATHERINE BRENNAN LCSW (NPI 1326136268) is an individual clinical provider in Corte Madera, California, licensed in California (1754) and active in the NPI registry since October 2006.

NPPES Registry Identity

NPI1326136268
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameMARION KATHERINE BRENNANCredential: LCSW
Location Address520 TAMALPAIS DR, #101Corte Madera, CA 94925-1558
Mailing Address520 Tamalpais Dr, #101Corte Madera, CA 94925-1558 · (415) 924-6415
Sole ProprietorYes
Enumeration DateOctober 10, 2006
Last NPPES UpdateJuly 8, 2007
NPI 1326136268 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 · 1754
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.
520 TAMALPAIS DR, Corte Madera, CA 94925

Other Identifiers 1

Medicare UPINZZZ31322Z

Other Providers at the Same Location NPPES 6

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

Psychiatry & Neurology (Psychiatry)
520 TAMALPAIS DR, SUITE 100
CORTE MADERA, CA 94925
Chiropractor
520 TAMALPAIS DR, SUITE 205
CORTE MADERA, CA 94925
Psychologist
520 TAMALPAIS DR, SUITE 100
CORTE MADERA, CA 94925
Psychiatry & Neurology (Psychiatry)
520 TAMALPAIS DR, SUITE 100
CORTE MADERA, CA 94925
Chiropractor
520 TAMALPAIS DR, SUITE 205
CORTE MADERA, CA 94925
Social Worker (Clinical)
520 TAMALPAIS DR, SUITE 101
CORTE MADERA, CA 94925

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 Marion Brennan's NPI number?

The NPI number for Marion Brennan is 1326136268. It was assigned to this individual provider in the NPPES registry on October 10, 2006.

Where is Marion Brennan located?

Marion Brennan practices at 520 Tamalpais Dr #101, Corte Madera, CA 94925. The listed phone number is (415) 924-6415.

What is Marion Brennan'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 Marion Brennan was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years 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.