720-777-0123
-
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.
-
Your Visit
Click to find the locations nearest you
Find locations by region
See all locations -
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.
Send Postal Mail To:
Children’s Hospital Colorado
Anschutz Medical Campus
13123 East 16th Avenue
Aurora, CO 80045
Emergency Locations
In life-treatening emergencies, find the emergency room location nearest you. For non-life-treatening medical needs when your pediatrician is unavailable, visit one of our convenient urgent care locations.
Not sure? Choose the right type of care in the heat of the moment. Help me decide
More Options
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
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
Hope Simmons, CPNP
Certified Pediatric Nurse Practitioner
Patient ratings and reviews are not available Why?
Chris Nyquist, MD, MSPH
Infectious Disease - Pediatric, Pediatrics
Patient ratings and reviews are not available Why?
Lisa Horowitz, PhD
Patient ratings and reviews are not available Why?
Austin Butterfield, MD
Child and Adolescent Psychiatry, Psychiatry
Patient ratings and reviews are not available Why?