DR. AREZOU M. COSTELLO PH.D.
NPI 1891264222
Psychologist in Long Beach, CA

Active since November 14, 2018Opted out of Medicare · through Aug 13, 2026
5901 E 7TH ST, LONG BEACH, CA 90822(562) 826-8000 Get Directions Write a Review

NPPES record last updated: November 14, 2018. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. Arezou M. Costello Ph.d. NPPES

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

DR. AREZOU M. COSTELLO PH.D. (NPI 1891264222) is an individual psychologist in Long Beach, California, licensed in California (30470) and active in the NPI registry since November 2018. She has opted out of Medicare through August 13, 2026.

NPPES Registry Identity

NPI1891264222
Entity TypeIndividualFemale
Primary Taxonomy103T00000X
Provider Legal NameDR. AREZOU M. COSTELLOCredential: PH.D.
Location Address5901 E 7TH STLong Beach, CA 90822-5201
Mailing Address5901 E 7th StLong Beach, CA 90822-5201
Sole ProprietorNo
Enumeration DateNovember 14, 2018
NPI 1891264222 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 · 30470
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.

5901 E 7TH ST, Long Beach, CA 90822

Other Names 1

Former Name (1)Dr. Arezou Mortazavi Ph.d.

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Opted out of Medicare

Dr. Arezou M. Costello Ph.d. has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from August 13, 2024 through August 13, 2026.

Opt-Out Effective DateAugust 13, 2024
Opt-Out In Effect ThroughAugust 13, 2026Opt-out affidavits renew automatically every two years unless cancelled

Other Providers at the Same Location NPPES 20

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

Internal Medicine
5901 E 7TH ST
LONG BEACH, CA 90822
Pharmacist (Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist)
5901 E 7TH ST
LONG BEACH, CA 90822
Optometrist
5901 E 7TH ST
LONG BEACH, CA 90822
Social Worker
5901 E 7TH ST
LONG BEACH, CA 90822
Registered Nurse (Psychiatric/Mental Health)
5901 E 7TH ST
LONG BEACH, CA 90822
Social Worker (Clinical)
5901 E 7TH ST
LONG BEACH, CA 90822
Speech-Language Pathologist
5901 E 7TH ST
LONG BEACH, CA 90822
General Acute Care Hospital
5901 E 7TH ST
LONG BEACH, CA 90822

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 Arezou Costello's NPI number?

The NPI number for Arezou Costello is 1891264222. It was assigned to this individual provider in the NPPES registry on November 14, 2018. The provider is also known as Dr. Arezou Mortazavi Ph.D..

Where is Arezou Costello located?

Arezou Costello practices at 5901 E 7th St, Long Beach, CA 90822. The listed phone number is (562) 826-8000.

What is Arezou Costello's specialty?

The primary specialty registered for this NPI is Psychologist with taxonomy code 103T00000X.

Is Arezou Costello enrolled in Medicare?

No. Arezou Costello has opted out of Medicare through August 13, 2026. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out.

When was this NPI record last updated?

The NPPES record for Arezou Costello was last updated on November 14, 2018. NPI Profile syncs with the weekly NPPES data releases published by CMS.