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

DR. DIANE LEMONT PH.D.
NPI 1841254562
Psychologist - Clinical in Fountain Valley, CA

Q: What is Diane Lemont's NPI number?

The NPI number for Diane Lemont is 1841254562. It was assigned to this individual provider in the NPPES registry on April 12, 2006.

Q: What is Diane Lemont'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 Diane Lemont was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 36 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.

Active since April 12, 2006

10101 SLATER AVE, STE 201, FOUNTAIN VALLEY, CA 92708(714) 593-5744(714) 593-5844 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

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About Dr. Diane Lemont Ph.d. NPPES

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

DR. DIANE LEMONT PH.D. (NPI 1841254562) is an individual clinical provider in Fountain Valley, California, licensed in California (PSY 15023) and active in the NPI registry since April 2006.

NPPES Registry Identity

NPI1841254562

Entity TypeIndividualFemale

Primary Taxonomy103TC0700X

Provider Legal NameDR. DIANE LEMONTCredential: PH.D.

Location Address10101 SLATER AVE, STE 201Fountain Valley, CA 92708-4714

Mailing Address10101 Slater Ave, Ste 201Fountain Valley, CA 92708-4714 · (714) 593-5744 · Fax (714) 593-5844

Phone(714) 593-5744

Fax(714) 593-5844

Sole ProprietorNo

Enumeration DateApril 12, 2006

Last NPPES UpdateJuly 13, 2026

✔ NPI 1841254562 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 · PSY 15023

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.

10101 SLATER AVE, Fountain Valley, CA 92708

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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.

DR. STANLEY JAY SILVERSTEIN PH.D.

Psychologist (Cognitive & Behavioral)

10101 SLATER AVE, SUITE 237
FOUNTAIN VALLEY, CA 92708

Orange County (714) 293-4857

MS. RACHEL J GATES

Counselor (Mental Health)

10101 SLATER AVE, SUITE 241
FOUNTAIN VALLEY, CA 92708

Orange County (714) 378-2620

VIOLETA AMANDA MEJIA

Counselor (Mental Health)

10101 SLATER AVE, SUITE 241
FOUNTAIN VALLEY, CA 92708

Orange County (714) 378-2620

MAURIE EDELMAN

Psychologist (Clinical)

10101 SLATER AVE, SUITE 241
FOUNTAIN VALLEY, CA 92708

Orange County (714) 378-2620

SHARON GARRETT MFT

Counselor (Mental Health)

10101 SLATER AVE, SUITE 205
FOUNTAIN VALLEY, CA 92708

Orange County (714) 899-4005

HIS PASSION, INC.

In Home Supportive Care

10101 SLATER AVE, SUITE 203B
FOUNTAIN VALLEY, CA 92708

Orange County (714) 593-1177

SARAH TRAN M.S.

Marriage & Family Therapist

10101 SLATER AVE, #241
FOUNTAIN VALLEY, CA 92708

Orange County (714) 637-8262

MS. JULIA ANNE ROTINO B.S.

Counselor (Mental Health)

10101 SLATER AVE, SUITE 241
FOUNTAIN VALLEY, CA 92708

Orange County (714) 378-2620

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 Diane Lemont's NPI number?

The NPI number for Diane Lemont is 1841254562. It was assigned to this individual provider in the NPPES registry on April 12, 2006.

Where is Diane Lemont located?

Diane Lemont practices at 10101 Slater Ave Ste 201, Fountain Valley, CA 92708. The listed phone number is (714) 593-5744.

What is Diane Lemont's specialty?

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

When was this NPI record last updated?

The NPPES record for Diane Lemont was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 36 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.