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

ARIEL LORENA DE TRINIDAD
NPI 1972087997
Social Worker - Clinical in Oakland, CA

Active since September 17, 2018
150 GRAND AVE STE 200, OAKLAND, CA 94612(510) 923-1099 Get Directions Write a Review

NPPES record last updated: September 10, 2026. Verified against the NPPES registry weekly; last sync: September 27, 2026.

Record update history: Sep 10, 2026, Jun 25, 2025, May 1, 2023 and 4 more (7 updates tracked since 2018).

About Ariel Lorena De Trinidad NPPES

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

ARIEL LORENA DE TRINIDAD (NPI 1972087997) is an individual clinical provider in Oakland, California, licensed in California (109033) and active in the NPI registry since September 2018. She maintains a secondary practice location in Oakland.

NPPES Registry Identity

NPI1972087997
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameARIEL LORENA DE TRINIDAD
Location Address150 GRAND AVE STE 200Oakland, CA 94612-3726
Mailing Address150 Grand Ave Ste 200Oakland, CA 94612-3726 · (510) 923-1099
Phone(510) 923-1099
Sole ProprietorNo
Enumeration DateSeptember 17, 2018
Last NPPES UpdateSeptember 10, 20267 updates tracked since enumeration
NPPES CertifiedSeptember 10, 2026
✔ NPI 1972087997 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 · 109033
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 ListedSocial WorkerTaxonomy 104100000X · License 109033 (CA)
150 GRAND AVE STE 200, Oakland, CA 94612
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Secondary Practice Location 1

Location 17200 Bancroft Ave Ste 267Oakland, CA 94605-2408 · Phone (510) 735-0864

Other Providers at the Same Location NPPES 3

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

MS. AMARJIT KAUR LMFT
Marriage & Family Therapist
150 GRAND AVE STE 200
OAKLAND, CA 94612
Alameda County (510) 923-1099
SONYA LAUSTER LCSW
Social Worker (Clinical)
150 GRAND AVE STE 200
OAKLAND, CA 94612
Alameda County (510) 923-1099
JEFFREY BEAL
Social Worker (Clinical)
150 GRAND AVE STE 200
OAKLAND, CA 94612
Alameda County (510) 923-1099

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 Ariel De Trinidad's NPI number?

The NPI number for Ariel De Trinidad is 1972087997. It was assigned to this individual provider in the NPPES registry on September 17, 2018.

Where is Ariel De Trinidad located?

Ariel De Trinidad practices at 150 Grand Ave Ste 200, Oakland, CA 94612. The listed phone number is (510) 923-1099.

What is Ariel De Trinidad's specialty?

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

When was this NPI record last updated?

The NPPES record for Ariel De Trinidad was last updated on September 10, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 25 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.