MS. DOLORES MARIA MAST LCSW 63286
NPI 1992987242
Social Worker - Clinical in Fontana, CA

Q: What is Dolores Mast's NPI number?

The NPI number for Dolores Mast is 1992987242. It was assigned to this individual provider in the NPPES registry on November 28, 2007. The provider is also known as Ms. Dolores Maria Martinez.

Q: What is Dolores Mast's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

Q: When was this NPI record last updated?

The NPPES record for Dolores Mast was last updated on April 28, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years 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 November 28, 2007

17830 ARROW BLVD, FONTANA, CA 92335(909) 356-6451 Get Directions Write a Review

NPPES record last updated: April 28, 2021. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About Ms. Dolores Maria Mast Lcsw 63286 NPPES

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

MS. DOLORES MARIA MAST LCSW 63286 (NPI 1992987242) is an individual clinical provider in Fontana, California, licensed in California (LCSW 63286) and active in the NPI registry since November 2007.

NPPES Registry Identity

NPI1992987242

Entity TypeIndividualFemale

Primary Taxonomy1041C0700X

Provider Legal NameMS. DOLORES MARIA MASTCredential: LCSW 63286

Location Address17830 ARROW BLVDFontana, CA 92335-4037

Mailing Address17830 Arrow BlvdFontana, CA 92335-4037 · (909) 356-6415

Phone(909) 356-6451

Sole ProprietorYes

Enumeration DateNovember 28, 2007

Last NPPES UpdateApril 28, 2021

NPPES CertifiedApril 1, 2021

✔ NPI 1992987242 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers

Taxonomy Code1041C0700X

License✔ Licensed in CA · LCSW 63286

Definition

A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.

Also ListedCounselor · Mental HealthTaxonomy 101YM0800X

17830 ARROW BLVD, Fontana, CA 92335

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Other Names 1

Other Name (5)Ms. Dolores Maria Martinez

Other Providers at the Same Location NPPES 11

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

COUNTY OF SAN BERNARDINO

Clinic/Center (Rehabilitation, Substance Use Disorder)