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

MS. Mischelle Williamson

Individual provider Mental Health Counselor · NPI 1396055729

MS. Mischelle Williamson is a Mental Health Counselor in San Rafael, California. Practices as a sole proprietor. Registered with an NPI since 2010.

In the registry since
2010

Practice location Address checks out

914 Mission Ave 3 Rd Fl
San Rafael, CA 94901
Phone: (415) 457-6964
Show map & directions

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

Specialties & licences

Mental Health Counselor (primary) Taxonomy 101YM0800X

Record details

NPI number1396055729
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorYes
NPI enumeratedOctober 19, 2010
Last updated in NPPESFebruary 16, 2011
Mailing address914 Mission Ave, 3 Rd Floor, San Rafael, CA 94901

Other providers in San Rafael