Dr. Thomas Charles Duke , PhD
Psychologist • Pasadena, CA
Professional Overview & Biography Verified Profile Summary
Dr. Thomas Duke, PhD is a registered healthcare professional specializing in Psychologist in Pasadena, CA. Practice services are available at 299 N EUCLID AVE STE 500 under active NPI credentials.
Practice Location & Contact Primary Location
299 N Euclid Ave Ste 500
Pasadena, CA 911011468
Specialty Benchmarks & Practice Insights
Comparative analytics for Psychologist in Pasadena, CA
Practicing in Pasadena, CA (7695 Statewide)
In-Person Office Visits Only
Under CMS Medicare Fee Schedule vs Standard Submitted Charges
Medical Specialties & State Licenses
CMS Verified: 2026-02-13NUCC Taxonomy Code: 103T00000X
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.
Practice Associates & Co-Workers
Healthcare professionals and specialists practicing at this location or sharing practice phone/fax
Student in an Organized Health Care Education/Training Program
Psychologist - Clinical
Doctor of Philosophy (Ph.D.)
Psychologist - Clinical
Doctor of Psychology (Psy.D.)
Career & Practice History Timeline
Chronological log of verified NPI updates, location relocations, credentials, and registry changes
Registered at 299 N EUCLID AVE STE 500, PASADENA, CA 911011468 (Tel: 6263446732)
Registered at 299 N EUCLID AVE STE 500, PASADENA, CA 911011468 (Tel: 6263446732)
NPI status registered as active in NPPES database
Registered at 427 S MARENGO AVE STE 6, PASADENA, CA 911013134 (Tel: 6263446732)
Registered at 427 S MARENGO AVE STE 6, PASADENA, CA 911013134 (Tel: 6263446732)
Recorded as THOMAS DUKE, PH.D.
Psychologist (License #28069 in CA)
First registered as active Individual Practitioner in NPPES Database.
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NPI Administrative Meta
Mailing Address
299 N Euclid Ave Ste 500
Pasadena, CA 911011468
Phone: 6263446732
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