Courtney O'Brien
DO

UCLA Health

2655 1st Street, Suite 380
Simi Valley, CA 93065

Simi Valley

California (CA)

Contact Courtney O'Brien

T: 805-583-7640

F: 805-583-7641

Visit: www.uclahealth.org

Rheumatology; Internal Medicine

Rheumatology

Internal Medicine

Published In:

Southern California Rising Stars 2026
Southern California Rising Stars 2025

About Courtney O'Brien

Medical School: Nova Southeastern University, College of Osteopathic Medicine

Graduation Year: 2017

Professional Webpage: https://www.uclahealth.org/providers/courtney-obrien

Special Licenses/Certifications:

Rheumatology's Musculoskeletal Ultrasound Certification in Rheumatology (RhMSUS)

2026

Professional Activity:

Southern California Rheumatology Society (SCRS) Scientific Subcommittee

Publications, Lectures and Presentations:

co-author, ANCA-associated vasculitis in patients with rheumatoid arthritis: A single-center cohort study, 2025

https://pubmed.ncbi.nlm.nih.gov/39893941/

co-author, Drivers of Satisfaction With Care for Patients With Lupus, 2019

co-author, Medical management of wrist and hand inflammatory conditions: A literature review, 2018

Educational Background:

Completed Internal Medicine Residency at Rush University Medical Center, 2020

Completed Rheumatology Fellowship at UCLA, 2022

Courtney O'Brien:

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Courtney O'Brien DO

Courtney O'Brien DO

Simi Valley

California (CA)

Rheumatology

Internal Medicine

Published In:

About Courtney O'Brien

Courtney O'Brien:

Courtney O'Brien
DO

Courtney O'Brien
DO