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JENNIFER CHEN BUTLER LCSW
NPI 1154005080
Social Worker - Clinical in Diamond Bar, CA

Active since June 12, 2023
1249 S DIAMOND BAR BLVD # 558, DIAMOND BAR, CA 91765(949) 990-2899 Get Directions Write a Review

NPPES record last updated: February 25, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Jennifer Chen Butler Lcsw NPPES

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

JENNIFER CHEN BUTLER LCSW (NPI 1154005080) is an individual clinical provider in Diamond Bar, California and active in the NPI registry since June 2023.

NPPES Registry Identity

NPI1154005080
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameJENNIFER CHEN BUTLERCredential: LCSW
Location Address1249 S DIAMOND BAR BLVD # 558Diamond Bar, CA 91765-4122
Mailing Address1249 S Diamond Bar Blvd # 558Diamond Bar, CA 91765-4122 · (949) 990-2899
Phone(949) 990-2899
Sole ProprietorYes
Enumeration DateJune 12, 2023
Last NPPES UpdateFebruary 25, 2026
NPPES CertifiedFebruary 25, 2026
✔ NPI 1154005080 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
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 ListedCounselor · Mental HealthTaxonomy 101YM0800X · License LCSW115284 (CA)
1249 S DIAMOND BAR BLVD # 558, Diamond Bar, CA 91765
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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 Jennifer Butler's NPI number?

The NPI number for Jennifer Butler is 1154005080. It was assigned to this individual provider in the NPPES registry on June 12, 2023.

Where is Jennifer Butler located?

Jennifer Butler practices at 1249 S Diamond Bar Blvd # 558, Diamond Bar, CA 91765. The listed phone number is (949) 990-2899.

What is Jennifer Butler'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 Jennifer Butler was last updated on February 25, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.