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Conditions & Advice
Parenting Tips and Advice
From bringing home a new baby to building trust with your teen, our pediatric experts share guidance to help you navigate the ups and downs of parenthood.
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Research & Innovation
It starts with a Q:
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.
ParentSmart HealthlineTM
Caring pediatric nurses are available 24/7 to help answer your questions.
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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.
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William Foos, MD
Provider's location(s)
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Insurance plans accepted
We participate with most major health insurance plans and national transplant networks.
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Get to know William Foos, MD
Experience and background
Medical Education 2020
Drexel University College of Medicine
Internship 2021
George Washington University School of Medicine & Health Sciences
Residency 2024
George Washington University School of Medicine & Health Sciences
Fellowship 2025
Children's Hospital of Philadelphia
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Erin Stenson, MD
Critical Care - Pediatric, Pediatrics
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Kendra Tiernan, NP
Certified Pediatric Nurse Practitioner
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Jennifer Rafter, PNP
Certified Pediatric Nurse Practitioner
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Diane Reichmuth, PsyD
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Kelley Roswell, MD
Emergency Medicine - Pediatric, Pediatrics
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Mary Carson, CPNP-PC
Certified Pediatric Nurse Practitioner