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

Katherine R Giles

Individual provider Social Worker · NPI 1841403201

Katherine R Giles is a Social Worker in Rancho Cucamonga, California. Practices as a sole proprietor. Registered with an NPI since 2007.

In the registry since
2007

Practice location Address checks out

9500 Etiwanda Ave
Rancho Cucamonga, CA 91739-9662
Phone: (909) 463-7624
Show map & directions

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

Specialties & licences

Social Worker (primary) Taxonomy 104100000X

Record details

NPI number1841403201
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorYes
NPI enumeratedMay 8, 2007
Last updated in NPPESJuly 8, 2007

Other providers in Rancho Cucamonga