Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Calvin Williams, LCSW

Individual provider Clinical Social Worker · NPI 1063228203

Calvin Williams, LCSW is a Clinical Social Worker in Santa Ana, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2024
Specialties on file
2
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

400 W Civic Center Dr
Santa Ana, CA 92701-4521
Phone: (714) 834-2345
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Addiction (Substance Use Disorder) Counselor (primary) Taxonomy 101YA0400X (CA)
Clinical Social Worker Taxonomy 1041C0700X (CA)

Record details

NPI number1063228203
Entity typeIndividual (Type 1)
GenderMale
Credentials LCSW
Sole proprietorYes
NPI enumeratedDecember 3, 2024
Last updated in NPPESJuly 26, 2026
Certification dateJune 23, 2026

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