Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. CALEB SIN
NPI 1366208084
Psychologist in Oakland, CA

Active since February 21, 2024
410 12TH ST STE 325, OAKLAND, CA 94607(510) 457-1254 Get Directions Write a Review

NPPES record last updated: September 25, 2026. Verified against the NPPES registry weekly; last sync: September 27, 2026.

About Dr. Caleb Sin NPPES

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

DR. CALEB SIN (NPI 1366208084) is an individual psychologist in Oakland, California and active in the NPI registry since February 2024.

NPPES Registry Identity

NPI1366208084
Entity TypeIndividualMale
Primary Taxonomy103T00000X
Provider Legal NameDR. CALEB SIN
Location Address410 12TH ST STE 325Oakland, CA 94607-4489
Mailing Address410 12th St Ste 325Oakland, CA 94607-4489
Sole ProprietorNo
Enumeration DateFebruary 21, 2024
Last NPPES UpdateSeptember 25, 2026
NPPES CertifiedSeptember 25, 2026
✔ NPI 1366208084 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologistBehavioral Health & Social Service Providers
Taxonomy Code103T00000X
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.
410 12TH ST STE 325, Oakland, CA 94607

Other Providers at the Same Location NPPES 5

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

Psychologist
410 12TH ST STE 325
OAKLAND, CA 94607
Psychologist (Clinical)
410 12TH ST STE 325
OAKLAND, CA 94607
Psychologist (Counseling)
410 12TH ST STE 325
OAKLAND, CA 94607
Psychologist (Clinical)
410 12TH ST STE 325
OAKLAND, CA 94607
Student in an Organized Health Care Education/Training Program
410 12TH ST STE 325
OAKLAND, CA 94607

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 Caleb Sin's NPI number?

The NPI number for Caleb Sin is 1366208084. It was assigned to this individual provider in the NPPES registry on February 21, 2024.

Where is Caleb Sin located?

Caleb Sin practices at 410 12th St Ste 325, Oakland, CA 94607. The listed phone number is (510) 457-1254.

What is Caleb Sin'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 Caleb Sin was last updated on September 25, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 days 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.