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COVID-19 Updates
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. Or, explore our COVID-19 resources for families.
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Free ParentSmart HealthlineTM
Caring pediatric nurses are available 24/7 to help answer your health 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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All locations
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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Jonathan Sierk, DDS
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 Jonathan Sierk, DDS
Experience and background
Medical Education 2000
University of Iowa
Residency 2003
University of Iowa
Meet other experts
Mark Brown, MD
Pulmonology - Pediatric, Pediatrics
Julieann Tibbetts, CPNP-AC/PC
Certified Pediatric Nurse Practitioner, Certified Pediatric Nurse Practitioner
Suzanne Ngo, MD
Allergy & Immunology, Internal Medicine, Pediatrics
Kim Pierce, CPNP-PC
Certified Pediatric Nurse Practitioner
Patient ratings and reviews are not available Why?
Erin Cobry, MD
Endocrinology - Pediatric, Pediatrics
Patient ratings and reviews are not available Why?
Christine Zarlengo, CPNP-PC
Certified Pediatric Nurse Practitioner
Patient ratings and reviews are not available Why?
Crystal Lardy, LPC
Patient ratings and reviews are not available Why?