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

John Williams

Individual provider Mental Health Counselor · NPI 1952530008

John Williams is a Mental Health Counselor in Altadena, California. Practices as a sole proprietor. Registered with an NPI since 2009.

In the registry since
2009

Practice location Address checks out

760 Mountain View St
Altadena, CA 91001-4925
Phone: (626) 798-6793
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 number1952530008
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorYes
NPI enumeratedJuly 10, 2009
Last updated in NPPESJuly 10, 2009
Mailing address760 Mountain View St, Altadena, CA 91001-4925

Other providers in Altadena