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

Monica Lisa Horowitz, PSYD

Individual provider Clinical Psychologist · NPI 1033809439

Monica Lisa Horowitz, PSYD is a Clinical Psychologist in Walnut Creek, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2023
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

1840 San Miguel Dr Ste 207
Walnut Creek, CA 94596-4912
Phone: (510) 479-0277
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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 PSB94027460 (CA)

Record details

NPI number1033809439
Entity typeIndividual (Type 1)
GenderFemale
Credentials PSYD
Sole proprietorYes
NPI enumeratedMay 9, 2023
Last updated in NPPESMay 9, 2023
Certification dateMay 9, 2023

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