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

Individual provider Clinical Psychologist · NPI 1821259953

Gertrudes Aquino Hernandez, PHD is a Clinical Psychologist in Walnut Creek, California. Qualified in 1990, 36 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in California.

Years since qualifying
36
Licensed in
CA
In the registry since
2008
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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Practice location Address checks out

2815 Mitchell Dr Ste 119
Walnut Creek, CA 94598-1622
Phone: (510) 301-8655
Fax: (949) 757-2537
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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 PSY23706 (CA)

Record details

NPI number1821259953
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorYes
NPI enumeratedJune 20, 2008
Last updated in NPPESJuly 27, 2021
Certification dateJuly 27, 2021

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCLINICAL PSYCHOLOGIST
Medical schoolOTHER
Graduated 1990 (36 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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