DR. MARK ALLAN FISH PHD
NPI 1598878803
Psychologist - Clinical in Los Angeles, CA

Q: What is Mark Fish's NPI number?

The NPI number for Mark Fish is 1598878803. It was assigned to this individual provider in the NPPES registry on August 17, 2006.

Q: What is Mark Fish's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Q: When was this NPI record last updated?

The NPPES record for Mark Fish was last updated on May 14, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.

Active since August 17, 2006

2355 WESTWOOD BLVD #717, LOS ANGELES, CA 90064(310) 339-6405(310) 645-9531 Get Directions Write a Review

NPPES record last updated: May 14, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

On this page

About Dr. Mark Allan Fish Phd NPPES

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

DR. MARK ALLAN FISH PHD (NPI 1598878803) is an individual clinical provider in Los Angeles, California, licensed in California (PSY5501) and active in the NPI registry since August 2006.

NPPES Registry Identity

NPI1598878803

Entity TypeIndividualMale

Primary Taxonomy103TC0700X

Provider Legal NameDR. MARK ALLAN FISHCredential: PHD

Location Address2355 WESTWOOD BLVD #717Los Angeles, CA 90064

Mailing Address2355 Westwood Blvd #717Los Angeles, CA 90064 · (310) 339-6405 · Fax (310) 645-9531

Phone(310) 339-6405

Fax(310) 645-9531

Sole ProprietorNo

Enumeration DateAugust 17, 2006

Last NPPES UpdateMay 14, 2025

✔ NPI 1598878803 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers

Taxonomy Code103TC0700X

License✔ Licensed in CA · PSY5501

Definition

A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Providence Health Plan.Insurance ›

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 Mark Fish's NPI number?

The NPI number for Mark Fish is 1598878803. It was assigned to this individual provider in the NPPES registry on August 17, 2006.

Where is Mark Fish located?

Mark Fish practices at 2355 Westwood Blvd #717, Los Angeles, CA 90064. The listed phone number is (310) 339-6405.

What is Mark Fish's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

What insurance does Mark Fish accept?

Health plans from Providence Health Plan list Mark Fish as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Mark Fish was last updated on May 14, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.