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

Dr. Alexandra Pauline Diddams, PHD

Individual provider Clinical Psychologist · NPI 1295325652

Dr. Alexandra Pauline Diddams, PHD is a Clinical Psychologist in San Carlos, California. Practices as a sole proprietor and works from 2 locations. Licensed in California.

Licensed in
CA
In the registry since
2021
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

1303 San Carlos Ave
San Carlos, CA 94070-2317
Phone: (650) 439-0620
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 851 Fremont Ave Ste 99, Los Altos, CA 94024-5602 — (650) 439-0620

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence PSY31951 (CA)

Record details

NPI number1295325652
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorYes
NPI enumeratedJanuary 20, 2021
Last updated in NPPESJanuary 20, 2021
Certification dateJanuary 20, 2021

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