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

Mr. Christopher Rollin Harkness, PHD

Individual provider Clinical Psychologist · NPI 1518089457

Mr. Christopher Rollin Harkness, PHD is a Clinical Psychologist in Palo Alto, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2007
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

220 S California Ave Ste 120
Palo Alto, CA 94306-1641
Phone: (650) 321-4935
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence PSY14296 (CA)

Record details

NPI number1518089457
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedApril 4, 2007
Last updated in NPPESJune 20, 2012

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