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

Dr. Alicia M Grefenson, PSYD, LP

Individual provider Clinical Psychologist · NPI 1073707451

Dr. Alicia M Grefenson, PSYD, LP is a Clinical Psychologist in Walnut Creek, California. Licensed in California. Registered with an NPI since 2007.

Licensed in
CA
In the registry since
2007
What do these letters mean?
PSYD — Doctor of Psychology
A doctoral psychologist trained primarily for clinical practice.

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Practice location Address checks out

2970 Camino Diablo Ste 300
Walnut Creek, CA 94597-4001
Phone: (925) 282-1778
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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 31315 (CA)

Record details

NPI number1073707451
Entity typeIndividual (Type 1)
GenderFemale
Credentials PSYD , LP
Sole proprietorNo
NPI enumeratedAugust 29, 2007
Last updated in NPPESJuly 14, 2025
Certification dateJuly 14, 2025

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