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

Mr. Deshannon Williamson, LCSW

Individual provider Clinical Social Worker · NPI 1275904658

Mr. Deshannon Williamson, LCSW is a Clinical Social Worker in Hayward, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2015
Specialties on file
4
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

1422 Highland Blvd
Hayward, CA 94542-1104
Phone: (510) 501-4596
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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 99175 (CA)
Clinical Social Worker Taxonomy 1041C0700X · Licence ASW73410 (CA)
Clinical Social Worker Taxonomy 1041C0700X · Licence 390200000X (CA)
Social Worker Taxonomy 104100000X · Licence 101Y00000X (CA)

Record details

NPI number1275904658
Entity typeIndividual (Type 1)
GenderMale
Credentials LCSW
Sole proprietorYes
NPI enumeratedOctober 12, 2015
Last updated in NPPESDecember 27, 2021
Certification dateDecember 27, 2021
Mailing addressPo Box 5645, Oakland, CA 94605-0645

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