Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of October 4, 2026.

Katharine Alley, LCSW

Individual provider Clinical Social Worker · NPI 1013313840

Katharine Alley, LCSW is a Clinical Social Worker in Manhattan Beach, California. Practices as a sole proprietor. Licensed in California, Colorado and Oregon.

Licensed in
CA, CO, OR
In the registry since
2014
Specialties on file
3
What do these letters mean?
LCSW — Licensed Clinical Social Worker
A social worker licensed to diagnose and treat mental health conditions independently.

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Practice location Address checks out

3112 Oak Ave
Manhattan Beach, CA 90266-2440
Phone: (626) 884-6664
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence 84926 (CA)
Clinical Social Worker Taxonomy 1041C0700X · Licence L18596 (OR)
Clinical Social Worker Taxonomy 1041C0700X · Licence CSW.09929394 (CO)

Record details

NPI number1013313840
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorYes
NPI enumeratedNovember 5, 2014
Last updated in NPPESSeptember 23, 2026
Certification dateSeptember 23, 2026

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