720-777-0123
- Doctors & Departments
-
Conditions & Advice
- Overview
- Coronavirus (COVID-19) Resources and Updates
- Conditions and Symptoms
- Is Your Child Sick
- Parent Resources
- The Connection Journey
- Calm A Crying Baby
- Sports Articles
- Dosage Tables
- Baby Guide
Get the most up-to-date COVID-19 information.
To help inform you about the latest coronavirus (COVID-19) updates, experts from Children's Colorado have gathered information from local and national health authorities.
-
Your Visit
- Overview
- Prepare for Your Visit
- Your Overnight Stay
- Send a Cheer Card
- Family and Patient Resources
- Patient Cost Estimate
- Insurance and Financial Resources
- Online Bill Pay
- Medical Records
- Policies and Procedures
Click to find the locations nearest youFind locations by region
See all locations -
Community
- Overview
- Addressing the Youth Mental Health Crisis
- Calendar of Events
- Child Health Advocacy
- Community Health
- Community Partners
- Corporate Relations
- Global Health
- Patient Advocacy
- Patient Stories
- Pediatric Affiliations
- Support Children’s Colorado
- Specialty Outreach Clinics
Your Support Matters
Upcoming Events
Pediatric Download: All You Want to Know About Tubes and Tonsils
Tuesday, February 14, 2023ENT specialists Soham Roy, MD, Owen Darr, MD, and Jeremy Prager, MD, share...
- Research & Innovation
RSV, COVID, Cold and Flu Season Alert
Due to the ongoing cold and flu season, please note that some families with less urgent health concerns may experience longer wait times in our Emergency Departments. Learn how to get care now.
We’re here to deliver safe, thoughtful, high-quality care for kids who need it. Learn about visitation policies and all the ways we’re keeping patients safe, including face covering requirements at all locations.
More Options
Barry O'Brien, MD
Provider's location(s)
Location information is not available.
Insurance plans accepted
We participate with most major health insurance plans and national transplant networks.
Prepare for your visit
We want to make sure you know what to expect before you arrive.
Get to know Barry O'Brien, MD
Experience and background
Medical Education 2000
Creighton University School of Medicine
Residency 2003
University of Texas Southwestern Medical School
Meet other experts
Carol Okada, MD
Critical Care - Pediatric, Pediatrics
Patient ratings and reviews are not available Why?
Cynthia Wautlet, MD
Ob/Gyn Obstetrics & Gynecology
Patient ratings and reviews are not available Why?
Brian Jackson, MD
Critical Care - Pediatric, Pediatrics
Patient ratings and reviews are not available Why?
Patrick Romani, PhD
Patient ratings and reviews are not available Why?
Kathryn Miller, CPNP-PC
Certified Pediatric Nurse Practitioner
Patient ratings and reviews are not available Why?
Alexandra Phillips, PA-C
Physician Assistant
Michael Rollert, DDS
Oral & Maxillofacial Surgery
Patient ratings and reviews are not available Why?
Rachel Kociemba, FNP-BC
Certified Family Nurse Practitioner, Certified Pediatric Nurse Practitioner
Patient ratings and reviews are not available Why?