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

David Mercier, LCSW

Individual provider Clinical Social Worker · NPI 1245859420

David Mercier, LCSW is a Clinical Social Worker in Cerritos, California. Licensed in California. Registered with an NPI since 2020.

Licensed in
CA
In the registry since
2020
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

10802 College Pl
Cerritos, CA 90703-1505
Phone: (562) 924-9581
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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 93186 (CA)

Record details

NPI number1245859420
Entity typeIndividual (Type 1)
GenderMale
Credentials LCSW
Sole proprietorNo
NPI enumeratedApril 8, 2020
Last updated in NPPESDecember 1, 2021
Certification dateApril 8, 2020
Mailing address1534 N Stallion St, Orange, CA 92869-1740

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