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Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 30 days.

MARIBEL DE LEON
NPI 1629990635
Social Worker - Clinical in San Diego, CA

Active since July 29, 2026
2351 CARDINAL LN, SAN DIEGO, CA 92123(619) 362-3100 Get Directions Write a Review

NPPES record added: July 29, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Maribel De Leon NPPES

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

MARIBEL DE LEON (NPI 1629990635) is an individual clinical provider in San Diego, California, licensed in California (137391) and active in the NPI registry since July 2026.

NPPES Registry Identity

NPI1629990635
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameMARIBEL DE LEON
Location Address2351 CARDINAL LNSan Diego, CA 92123-3743
Mailing Address2351 Cardinal LnSan Diego, CA 92123-3743 · (619) 362-3100
Phone(619) 362-3100
Sole ProprietorNo
Enumeration DateJuly 29, 2026
NPPES CertifiedJuly 29, 2026
✔ NPI 1629990635 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License✔ Licensed in CA · 137391
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.
2351 CARDINAL LN, San Diego, CA 92123
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Other Names 1

Former Name (1)Maribel Diaz

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.

MS. SHIRLEY KAY CULVER LCSW
Social Worker (Clinical)
2351 CARDINAL LN, ANNEX B
SAN DIEGO, CA 92123
San Diego County (858) 573-2228
LESLEY ANNE JOHNSON LMFT
Marriage & Family Therapist
2351 CARDINAL LN
SAN DIEGO, CA 92123
San Diego County (858) 283-8941
THASNEEM PINEDA SAIFUDEEN
Student in an Organized Health Care Education/Training Program
2351 CARDINAL LN
SAN DIEGO, CA 92123
San Diego County (858) 573-2227
BRENDA OLIVAS-CAMPOS
Rehabilitation Practitioner
2351 CARDINAL LN
SAN DIEGO, CA 92123
San Diego County (619) 362-3100
KUAN-LIN HO
Marriage & Family Therapist
2351 CARDINAL LN
SAN DIEGO, CA 92123
San Diego County (858) 573-2227
VANAE TRAN
Student in an Organized Health Care Education/Training Program
2351 CARDINAL LN, ANNEX B
SAN DIEGO, CA 92123
San Diego County (858) 573-2227
MS. DENISE DIANE GARCIA LCSW
Social Worker (Clinical)
2351 CARDINAL LN
SAN DIEGO, CA 92123
San Diego County (858) 573-2227
PAULA KAY HAMAR
Rehabilitation Practitioner
2351 CARDINAL LN
SAN DIEGO, CA 92123
San Diego County (619) 362-3100

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 Maribel De Leon's NPI number?

The NPI number for Maribel De Leon is 1629990635. It was assigned to this individual provider in the NPPES registry on July 29, 2026. The provider is also known as Maribel Diaz.

Where is Maribel De Leon located?

Maribel De Leon practices at 2351 Cardinal Ln, San Diego, CA 92123. The listed phone number is (619) 362-3100.

What is Maribel De Leon'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 Maribel De Leon was last updated on July 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.