-
Your Visit
Click to find the locations nearest you
Find locations by region
See all locations
COVID-19 Vaccine Update
Children’s Colorado is now offering the COVID-19 vaccine to community members ages 16 and older. Learn how to sign up to get vaccinated. For complete COVID-19 resources, please see our resources for parents and families and resources for providers.
We’re here to deliver safe, thoughtful, high-quality care for kids who need it. Learn what to expect – including visitation policies and all the ways we’re keeping patients safe.
Contact Us
Free ParentSmart HealthlineTM
Caring pediatric nurses are available 24/7 to help answer your health questions.
720-777-0123Send Postal Mail To:
Children’s Hospital Colorado
Anschutz Medical Campus
13123 East 16th Avenue
Aurora, CO 80045
All locations
See a listing of all our Children’s Hospital Colorado locations including inpatient, outpatient, therapy, surgery facilities and more.
Locations near you
See all locationsEmergency 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.
Help me decideUrgent care locations (hours vary)
See all urgent care locations
Gregg Martyak, 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 Gregg Martyak, MD
Languages spoken
- English
Experience and background
Undergraduate 1995
University of Virginia
Graduate 1996
Georgetown University
Medical Education 2002
Sidney Kimmel Medical College
Residency 2007
Thomas Jefferson University Hospital
Fellowship 2008
Thomas Jefferson University Hospital
Meet other experts
Stephen Cass, MD, MPH/MSPH
Neurotology, Otolaryngology
Patient ratings and reviews are not available Why?
Sonya Schell, CPNP-PC
Certified Pediatric Nurse Practitioner
Patient ratings and reviews are not available Why?
Dee Daniels, NP, MSN, RN
Certified Pediatric Nurse Practitioner
Carol Beresford, MD
Child and Adolescent Psychiatry