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

Prof. Keith Humphreys, PHD

Individual provider Cognitive & Behavioral Psychologist · NPI 1871482067

Prof. Keith Humphreys, PHD is a Cognitive & Behavioral Psychologist in Stanford, California. Licensed in California. Registered with an NPI since 2025.

Licensed in
CA
In the registry since
2025
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

See every abbreviation used in this directory →

Practice location Address checks out

401 N Quarry Road Mail Code 5717
Stanford, CA 94305
Phone: (650) 723-9067
Show map & directions

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

Specialties & licences

Cognitive & Behavioral Psychologist (primary) Taxonomy 103TB0200X · Licence 14906 (CA)

Record details

NPI number1871482067
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorNo
NPI enumeratedJuly 1, 2025
Last updated in NPPESJuly 1, 2025
Certification dateJune 13, 2025