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

DR. HALEH MASSEY
NPI 1912030628
Psychologist in Westlake Village, CA

Active since March 13, 2007
32129 LINDERO CANYON RD STE 209, WESTLAKE VILLAGE, CA 91361(805) 380-6612 Get Directions Write a Review

NPPES record last updated: October 9, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Oct 9, 2026, Oct 10, 2019, Mar 22, 2017 (3 updates tracked since 2017).

About Dr. Haleh Massey NPPES

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

DR. HALEH MASSEY (NPI 1912030628) is an individual psychologist in Westlake Village, California, licensed in California (34203) and active in the NPI registry since March 2007.

NPPES Registry Identity

NPI1912030628
Entity TypeIndividualFemale
Primary Taxonomy103T00000X
Provider Legal NameDR. HALEH MASSEY
Location Address32129 LINDERO CANYON RD STE 209Westlake Village, CA 91361-5432
Mailing Address32129 Lindero Canyon Rd Ste 209Westlake Village, CA 91361-5432 · (805) 380-6612 · Fax (805) 557-0015
Sole ProprietorYes
Enumeration DateMarch 13, 2007
Last NPPES UpdateOctober 9, 20263 updates tracked since enumeration
NPPES CertifiedOctober 9, 2026
✔ NPI 1912030628 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 · 34203
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.
32129 LINDERO CANYON RD STE 209, Westlake Village, CA 91361

Other Names 1

Professional Name (2)Dr. Haleh Massey Ph.d., Lmft

Other Providers at the Same Location NPPES 2

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

Psychologist (Clinical)
32129 LINDERO CANYON RD STE 209
WESTLAKE VILLAGE, CA 91361
Counselor (Mental Health)
32129 LINDERO CANYON RD STE 209
WESTLAKE VILLAGE, CA 91361

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 Haleh Massey's NPI number?

The NPI number for Haleh Massey is 1912030628. It was assigned to this individual provider in the NPPES registry on March 13, 2007. The provider is also known as Dr. Haleh Massey Ph.D., Lmft.

Where is Haleh Massey located?

Haleh Massey practices at 32129 Lindero Canyon Rd Ste 209, Westlake Village, CA 91361. The listed phone number is (805) 380-6612.

What is Haleh Massey'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 Haleh Massey was last updated on October 9, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.