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

Dr. Judith Grant Lemaster, PHD

Individual provider Psychologist · NPI 1447379623

Dr. Judith Grant Lemaster, PHD is a Clinical Psychologist in Fullerton, California. Qualified in 1986, 40 years ago. Practices as a sole proprietor, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
40
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.

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Practice location Address checks out

680 Langsdorf Dr Ste 219
Fullerton, CA 92831-3702
Phone: (714) 680-6725
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X · Licence PSY10893 (CA)

Record details

NPI number1447379623
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorYes
NPI enumeratedMarch 28, 2007
Last updated in NPPESJuly 8, 2007
Mailing address680 Langsdorf Dr, Suite 219, Fullerton, CA 92831-3702

Medicare enrollment

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

Medicare specialtyCLINICAL PSYCHOLOGIST
Medical schoolOTHER
Graduated 1986 (40 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

Other providers in Fullerton