JAN LUIS DIAZ MENDOZA MS
NPI 1255290771
Psychologist in Cayey, PR

Active since January 20, 2026
246 CALLE MARCIAL BOSCH, CAYEY, PR 00736(787) 218-6065 Get Directions Write a Review

NPPES record last updated: January 20, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Jan Luis Diaz Mendoza Ms NPPES

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

JAN LUIS DIAZ MENDOZA MS (NPI 1255290771) is an individual psychologist in Cayey, Puerto Rico, licensed in Puerto Rico (8705) and active in the NPI registry since January 2026.

NPPES Registry Identity

NPI1255290771
Entity TypeIndividualMale
Primary Taxonomy103T00000X
Provider Legal NameJAN LUIS DIAZ MENDOZACredential: MS
Location Address246 CALLE MARCIAL BOSCHCayey, PR 00736-5104
Mailing Address246 Calle Marcial BoschCayey, PR 00736-5104 · (787) 218-6065
Sole ProprietorYes
Enumeration DateJanuary 20, 2026
NPPES CertifiedJanuary 20, 2026
NPI 1255290771 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 PR · 8705
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.

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

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 Jan Diaz Mendoza's NPI number?

The NPI number for Jan Diaz Mendoza is 1255290771. It was assigned to this individual provider in the NPPES registry on January 20, 2026.

Where is Jan Diaz Mendoza located?

Jan Diaz Mendoza practices at 246 Calle Marcial Bosch, Cayey, PR 00736. The listed phone number is (787) 218-6065.

What is Jan Diaz Mendoza'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 Jan Diaz Mendoza was last updated on January 20, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.