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For the latest cutting-edge research, innovative collaborations and remarkable discoveries in child health, read stories from across all our areas of study in Q: Advances and Answers in Pediatric Health.
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Children’s Hospital Colorado
Anschutz Medical Campus
13123 East 16th Avenue
Aurora, CO 80045
Emergency and urgent care locations
In life-threatening emergencies, find the emergency room location nearest you. For non-life-threatening medical needs when your pediatrician is unavailable, visit one of our urgent care locations.
Urgent care locations (hours vary)
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See a listing of all our Children’s Hospital Colorado locations including inpatient, outpatient, therapy, surgery facilities and more.
Locations near you
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Maureen O'Brien, MD
Provider's Specialties
- Hematology/Oncology - Pediatric
Insurance plans accepted
We participate with most major health insurance plans and national transplant networks.
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We want to make sure you know what to expect before you arrive.
Get to know Maureen O'Brien, MD
Departments and Programs
Conditions Treated
Experience and background
My clinical interests include treatment of children, adolescents, and young adults with high-risk and relapsed leukemias and lymphomas, with a particular focus on acute lymphoblastic leukemia.
Undergraduate 1996
Harvard University (MA)
Medical Education 2000
Harvard Medical School
Internship 2001
Children's Hospital/Boston Medical Center Program
Residency 2003
Children's Hospital/Boston Medical Center Program
Fellowship 2007
Stanford University Hospital
Graduate 2008
Stanford University
Faculty member of
Provider's location(s)
Meet other experts
Anna Linton, PA-C
Physician Assistant
Kathleen Pool, NP, RN
Certified Pediatric Nurse Practitioner
Patient ratings and reviews are not available Why?
Melanie Stall, MD
Hematology/Oncology - Pediatric, Pediatrics
Patient ratings and reviews are not available Why?
Holly Lindsay, MD, MS
Hematology/Oncology - Pediatric, Pediatrics
Beth Warren, MD
Hematology/Oncology - Pediatric, Pediatrics
Patient ratings and reviews are not available Why?
Jean Mulcahy Levy, MD
Hematology/Oncology - Pediatric, Pediatrics