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

Marcus Joseph Williams

Individual provider Behavior Technician · NPI 1922876689

Marcus Joseph Williams is a Behavior Technician in San Diego, California. Works from 2 locations. Licensed in California.

Licensed in
CA
In the registry since
2023

Practice location Address checks out

501 W Broadway Ste 800
San Diego, CA 92101-3546
Phone: (877) 418-2978
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 501 W Broadway Ste 101, San Diego, CA 92101-8742

Specialties & licences

Behavior Technician (primary) Taxonomy 106S00000X (CA)

Record details

NPI number1922876689
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedDecember 12, 2023
Last updated in NPPESDecember 12, 2023
Certification dateDecember 12, 2023

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