DR. MATTHEW A CAPLAN PSY.D.
NPI 1992666978
Psychologist in San Francisco, CA

Active since November 19, 2025
4304 18TH ST UNIT 14584, SAN FRANCISCO, CA 94114(415) 494-7892 Get Directions Write a Review

NPPES record last updated: November 19, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. Matthew A Caplan Psy.d. NPPES

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

DR. MATTHEW A CAPLAN PSY.D. (NPI 1992666978) is an individual psychologist in San Francisco, California, licensed in California (PSY35963) and active in the NPI registry since November 2025.

NPPES Registry Identity

NPI1992666978
Entity TypeIndividualMale
Primary Taxonomy103T00000X
Provider Legal NameDR. MATTHEW A CAPLANCredential: PSY.D.
Location Address4304 18TH ST UNIT 14584San Francisco, CA 94114-9018
Mailing Address4304 18th St Unit 14584San Francisco, CA 94114-9018
Sole ProprietorYes
Enumeration DateNovember 19, 2025
NPPES CertifiedNovember 12, 2025
NPI 1992666978 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 · PSY35963
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.
4304 18TH ST UNIT 14584, San Francisco, CA 94114

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 Matthew Caplan's NPI number?

The NPI number for Matthew Caplan is 1992666978. It was assigned to this individual provider in the NPPES registry on November 19, 2025.

Where is Matthew Caplan located?

Matthew Caplan practices at 4304 18th St Unit 14584, San Francisco, CA 94114. The listed phone number is (415) 494-7892.

What is Matthew Caplan'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 Matthew Caplan was last updated on November 19, 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.