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Our team of internationally respected pediatric cardiologists provides care for complex to common heart conditions. Our patients range in age from babies in the womb to young adults with congenital heart defects.

Your child will be cared for by a dedicated team, including experienced pediatric heart specialists who will guide you and your family through every step of the journey, from diagnosis to treatment. We then coordinate follow-up care for your child as long as he or she needs.

Our Providers

Our pediatric specialists provide personalized care for your child’s physical, mental and emotional health needs.

Contact Information

For appointments, please call 1-888-884-BEAR (2327) and for information, 202-476-2020.

Cardiology at Children’s National Hospital: Why Choose Us


Features of our program include:

  • Pediatric heart experts. Every member of your child’s cardiology team has extensive training and experience in pediatric heart care. In fact, caring for children with heart conditions is all our department does. Meet our team.
  • Subspecialty care: We also offer 24/7 access to specialists from more than 40 subspecialties, so you know there’s a pediatric expert to consult with your child’s doctors, no matter what.
  • Advanced cardiac technology. We use the most sophisticated diagnostic and treatment technology. Whether it is cardiac MRI to get detailed images of your child’s heart, advanced monitoring devices in our cardiac intensive care unit, or catheters and devices specifically designed for children, your child’s health, safety, and comfort are always our top priorities. 
  • Family resources. Our goal is to maximize the quality of our patients’ lives and ease the stress on families. Children’s National Heart Center provides many family-centered services because we understand that when a child is ill, it affects the entire family.

Anatomy of the Heart

This animation presents the anatomy of the heart in detail. Learn about the organ's various parts and the roles that they play.

Abby is held by her parents after receiving a pacemaker the size of a pill.

World’s Smallest Pacemaker Brings Hope to Babies with Heart Defects

Adapting a pacemaker the size of a pill to fit into the tiny bodies of babies with life-threatening heart conditions has brought new hope to families like Abby’s. Her story and the important work behind it were featured on NBC News.

Abby is held by her parents after receiving a pacemaker the size of a pill.
Physical exam

Children's National Awarded Hospital of the Year by Mended Little Hearts

Children's National has been recognized with the Hospital of the Year award for efforts to integrate peer support and education into patient care.

Physical exam

Pediatric Heart Care: Services We Provide


We offer a full range of heart care for your child. Learn more about our services:


Cardiac Catheterization

Cardiac Imaging




Kawasaki Disease Program

Prenatal Cardiology Program

Preventive Cardiology Program

Washington Adult Congenital Heart Program

Cardiac Intensive Care Unit (Cardiac ICU)


For more information about Children’s National Hospital's Cardiac ICU, call us.


For questions and emergent referrals from physicians, please call the on-call Cardiac Intensivist.

Cardiology Locations

All Cardiology Locations

Patient Stories

  • Feb 03, 2023

    Lauren's Story

    Lauren's headaches shattered her Olympic swimming dreams, until she visited Children's National Hospital. 

Family Resources

We understand that families have questions about their child’s condition and care. Our online resources can help support your ongoing treatment journey.

Provider Resources

At Children’s National, well-informed and well-equipped health providers are valued. Here are some of the resources frequently called upon to care for our patients.

Female doctor looking in ear

Schedule an Appointment

We're here to help you schedule your child's appointment and prepare you for your visit.

Female doctor looking in ear