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MARIAPAZ RIST
NPI 1881076800
Social Worker in Rancho Cucamonga, CA

Active since June 25, 2015
9500 HAVEN AVE, RANCHO CUCAMONGA, CA 91730(909) 980-6700 Get Directions Write a Review

NPPES record last updated: February 18, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Mariapaz Rist NPPES

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

MARIAPAZ RIST (NPI 1881076800) is an individual social worker in Rancho Cucamonga, California, licensed in California (136664) and active in the NPI registry since June 2015.

NPPES Registry Identity

NPI1881076800
Entity TypeIndividualFemale
Primary Taxonomy104100000X
Provider Legal NameMARIAPAZ RIST
Location Address9500 HAVEN AVERancho Cucamonga, CA 91730-5807
Mailing Address25910 Acero Ste 160Mission Viejo, CA 92691-2777 · (877) 527-7227
Phone(909) 980-6700
Sole ProprietorNo
Enumeration DateJune 25, 2015
Last NPPES UpdateFebruary 18, 2026
NPPES CertifiedFebruary 18, 2026
✔ NPI 1881076800 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtySocial WorkerBehavioral Health & Social Service Providers
Taxonomy Code104100000X
License✔ Licensed in CA · 136664
Definition
A social worker is a person who is qualified by a Social Work degree, and licensed, certified or registered by the state as a social worker to practice within the scope of that license. A social worker provides assistance and counseling to clients and their families who are dealing with social, emotional and environmental problems. Social work services may be rendered to individuals, families, groups, and the public.
Also ListedRehabilitation PractitionerTaxonomy 225400000X
Also ListedDay Training/Habilitation SpecialistTaxonomy 373H00000X
9500 HAVEN AVE, Rancho Cucamonga, CA 91730
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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.

DOMEIQUA D SMOOT
Counselor
9500 HAVEN AVE, 100
RANCHO CUCAMONGA, CA 91730
San Bernardino County (909) 980-6700
RAUL ACOSTA
Peer Specialist
9500 HAVEN AVE, SUITE 100
RANCHO CUCAMONGA, CA 91730
San Bernardino County (909) 980-6700
LARON WILLIAMS
Counselor
9500 HAVEN AVE, SUITE 100
RANCHO CUCAMONGA, CA 91730
San Bernardino County (909) 809-2957
ANGELINE LIMJOCO VILLAFLOR LCSW
Social Worker (Clinical)
9500 HAVEN AVE, SUITE 100
RANCHO CUCAMONGA, CA 91730
San Bernardino County (909) 980-6700
MRS. CYNTHIA PINEDA-GONZALEZ LCSW
Counselor
9500 HAVEN AVE, SUITE 100
RANCHO CUCAMONGA, CA 91730
San Bernardino County (909) 980-6700
ADRIANA RUIZ
Counselor (Mental Health)
9500 HAVEN AVE
RANCHO CUCAMONGA, CA 91730
San Bernardino County (909) 980-6700
ANDY NGUYEN LE MSW
Social Worker (Clinical)
9500 HAVEN AVE
RANCHO CUCAMONGA, CA 91730
San Bernardino County (909) 980-6700
NAZARIA MARIANA MONFORTE M.S.
Interpreter
9500 HAVEN AVE
RANCHO CUCAMONGA, CA 91730
San Bernardino County (909) 980-6700

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 Mariapaz Rist's NPI number?

The NPI number for Mariapaz Rist is 1881076800. It was assigned to this individual provider in the NPPES registry on June 25, 2015.

Where is Mariapaz Rist located?

Mariapaz Rist practices at 9500 Haven Ave, Rancho Cucamonga, CA 91730. The listed phone number is (909) 980-6700.

What is Mariapaz Rist's specialty?

The primary specialty registered for this NPI is Social Worker with taxonomy code 104100000X.

When was this NPI record last updated?

The NPPES record for Mariapaz Rist was last updated on February 18, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.