TRICIA CHOY PH.D.
NPI 1407550007
Psychologist in Orange, CA

Active since March 28, 2023
170 S MAIN ST, ORANGE, CA 92868(714) 462-1837 Get Directions Write a Review

NPPES record last updated: December 2, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Dec 2, 2025, Mar 28, 2023 (2 updates tracked since 2023).

About Tricia Choy Ph.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

TRICIA CHOY PH.D. (NPI 1407550007) is an individual psychologist in Orange, California, licensed in California (36368) and active in the NPI registry since March 2023.

NPPES Registry Identity

NPI1407550007
Entity TypeIndividualFemale
Primary Taxonomy103T00000X
Provider Legal NameTRICIA CHOYCredential: PH.D.
Location Address170 S MAIN STOrange, CA 92868-2843
Mailing Address1201 W La Veta AveOrange, CA 92868-4203 · (714) 509-8481 · Fax (714) 509-8756
Sole ProprietorNo
Enumeration DateMarch 28, 2023
Last NPPES UpdateDecember 2, 20252 updates tracked since enumeration
NPPES CertifiedDecember 2, 2025
NPI 1407550007 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPsychologistBehavioral Health & Social Service Providers
Taxonomy Code103T00000X
License Licensed in CA · 36368
Definition
A psychologist is an individual who is licensed to practice psychology which is defined as the observation, description, evaluation, interpretation, and modification of human behavior by the application of psychological principles, methods, and procedures, for the purpose of preventing or eliminating symptomatic, maladaptive, or undesired behavior and of enhancing interpersonal relationships, work and life adjustment, personal effectiveness, behavioral health, and mental health. The practice of psychology includes, but is not limited to, psychological testing and the evaluation or assessment of personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning; counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy; diagnosis and treatment of mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability; and psycheducational evaluation, therapy, remediation, and consultation. Psychological services may be rendered to individuals, families, groups and the public.
170 S MAIN ST, Orange, CA 92868

Other Providers at the Same Location NPPES 9

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Behavior Analyst
170 S MAIN ST
ORANGE, CA 92868
Behavior Analyst
170 S MAIN ST
ORANGE, CA 92868
Psychiatry & Neurology (Neurology with Special Qualifications in Child Neurology)
170 S MAIN ST
ORANGE, CA 92868
Behavior Analyst
170 S MAIN ST
ORANGE, CA 92868
Behavior Analyst
170 S MAIN ST
ORANGE, CA 92868
Psychiatry & Neurology (Neurology)
170 S MAIN ST, SUITE 200
ORANGE, CA 92868
Nurse Practitioner
170 S MAIN ST
ORANGE, CA 92868
Dermatology
170 S MAIN ST, SUITE 200
ORANGE, CA 92868

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Tricia Choy's NPI number?

The NPI number for Tricia Choy is 1407550007. It was assigned to this individual provider in the NPPES registry on March 28, 2023.

Where is Tricia Choy located?

Tricia Choy practices at 170 S Main St, Orange, CA 92868. The listed phone number is (714) 462-1837.

What is Tricia Choy's specialty?

The primary specialty registered for this NPI is Psychologist with taxonomy code 103T00000X.

When was this NPI record last updated?

The NPPES record for Tricia Choy was last updated on December 2, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.