ELLA O'CONNELL CAESTECKER
NPI 1023620374
Social Worker - Clinical in Irvine, CA

Q: What is Ella Caestecker's NPI number?

The NPI number for Ella Caestecker is 1023620374. It was assigned to this individual provider in the NPPES registry on August 18, 2020.

Q: What is Ella Caestecker'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 Ella Caestecker was last updated on March 27, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.

Active since August 18, 2020

16800 ASTON STE 175, IRVINE, CA 92606(619) 489-7035 Get Directions Write a Review

NPPES record last updated: March 27, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Mar 27, 2026, Mar 10, 2026, May 10, 2021 and 2 more (5 updates tracked since 2020).

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About Ella O'connell Caestecker NPPES

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

ELLA O'CONNELL CAESTECKER (NPI 1023620374) is an individual clinical provider in Irvine, California, licensed in California (137091) and active in the NPI registry since August 2020.

NPPES Registry Identity

NPI1023620374

Entity TypeIndividualFemale

Primary Taxonomy1041C0700X

Provider Legal NameELLA O'CONNELL CAESTECKER

Location Address16800 ASTON STE 175Irvine, CA 92606-4820

Mailing Address16800 Aston Ste 175Irvine, CA 92606-4820 · (847) 217-9271

Phone(619) 489-7035

Sole ProprietorNo

Enumeration DateAugust 18, 2020

Last NPPES UpdateMarch 27, 20265 updates tracked since enumeration

NPPES CertifiedMarch 27, 2026

✔ NPI 1023620374 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 · 137091

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 ListedCounselorTaxonomy 101Y00000X

16800 ASTON STE 175, Irvine, CA 92606

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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.

NICHOLAS DIFLEY

Behavior Technician