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 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)
See all urgent care locationsNot sure if you need urgent or emergency care? Help me decide
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 locationsMore Options
Nicholas Holzemer, MD
Provider's Specialties
- Adult Congenital Heart Disease
- Internal Medicine
- Cardiology - Pediatric
- Pediatrics
Patient ratings
Read reviews
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 Nicholas Holzemer, MD
Departments and Programs
Languages spoken
- English
Experience and background
Undergraduate 2011
University of Notre Dame (IN)
Medical Education 2015
University of Minnesota Medical School
Residency 2019
University of Michigan Hospitals and Health Centers Program
Fellowship 2022
University of Colorado (Children's Hospital Colorado) Program
Fellowship 2024
University of Colorado (University Hospital) Program
Faculty member of
Provider's location(s)
Patient ratings and reviews
Learn more about patient ratings and reviews
Meet other experts
Alison Dumond, NP, MS, RN
Certified Pediatric Nurse Practitioner
Gareth Morgan, MD
Cardiothoracic Surgery, Cardiology - Pediatric
Patient ratings and reviews are not available Why?
Stephanie Nakano, MD
Cardiology - Pediatric, Pediatrics
Emily Downs, MD
Cardiothoracic Surgery, Cardiac Surgery
Patient ratings and reviews are not available Why?
Kathryn Collins, MD
Cardiology - Pediatric
Richard Friesen, MD
Cardiology - Pediatric, Pediatrics
Jennifer Romanowicz, MD
Cardiology - Pediatric, Pediatrics
Patient ratings and reviews are not available Why?