1. Home
  2. Directory
  3. California
  4. Los Angeles
  5. Social Worker
  6. NPI Profile

AARON GIANNINI LCSW
NPI 1518447804
Social Worker - Clinical in Los Angeles, CA

Active since August 16, 2018
1033 GAYLEY AVE STE 203, LOS ANGELES, CA 90024(310) 666-3312 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Sep 11, 2025, May 6, 2022, Oct 24, 2021 and 1 more (4 updates tracked since 2018).

About Aaron Giannini Lcsw NPPES

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

AARON GIANNINI LCSW (NPI 1518447804) is an individual clinical provider in Los Angeles, California, licensed in California (104866) and active in the NPI registry since August 2018. He maintains 2 additional practice locations.

NPPES Registry Identity

NPI1518447804
Entity TypeIndividualMale
Primary Taxonomy1041C0700X
Provider Legal NameAARON GIANNINICredential: LCSW
Location Address1033 GAYLEY AVE STE 203Los Angeles, CA 90024-3426
Mailing Address2627 5th St Apt 20Santa Monica, CA 90405-4252 · (310) 666-3312
Phone(310) 666-3312
Sole ProprietorYes
Enumeration DateAugust 16, 2018
Last NPPES UpdateSeptember 11, 20254 updates tracked since enumeration
NPPES CertifiedMay 6, 2022
✔ NPI 1518447804 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 · 104866
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.
1033 GAYLEY AVE STE 203, Los Angeles, CA 90024
Open in Google Maps ↗

Secondary Practice Locations 2

Location 1250 W 57th St Ste 501New York, NY 10107-0500 · Phone (212) 582-1566 · Fax (212) 586-1272
Location 2315 S Beverly Dr Ste 300Beverly Hills, CA 90212-4309 · Phone (310) 666-3312

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 Aaron Giannini's NPI number?

The NPI number for Aaron Giannini is 1518447804. It was assigned to this individual provider in the NPPES registry on August 16, 2018.

Where is Aaron Giannini located?

Aaron Giannini practices at 1033 Gayley Ave Ste 203, Los Angeles, CA 90024. The listed phone number is (310) 666-3312.

What is Aaron Giannini'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 Aaron Giannini was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.