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Ranked as one of the top ten programs in the nation by U.S. News & World Report for pulmonology and lung surgery, our program provides comprehensive treatment for lung and breathing-related conditions.

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, call 202-476-2128.


Pulmonary (Lung & Breathing-Related) Care at Children's National: Why Choose Us?

Division Chief Anastassios Koumbourlis, M.D., has extensive experience in pediatric pulmonary medicine with special interests in congenital lung and airway anomalies, chest wall deformities and pulmonary complications of neuromuscular disorders and sickle cell disease. He also treats patients in the division’s Cystic Fibrosis Center.

The division’s team provides consultation and behavioral interventions for patients with chronic and acute respiratory diseases such as cystic fibrosis and asthma as well as pulmonary patients with sickle cell and neuromuscular disorders. The consultation service includes evaluation of psychological, social, and educational function and coping with stress of illness. We also offer condition specific programs that address the needs of children with more complex disorders.

The Pulmonary division’s pediatric pulmonologists, nurses and respiratory care practitioners provide comprehensive care for children with pulmonary (lung) diseases and related conditions, including:

The diagnostic pulmonary laboratory is a state-of-the-art facility staffed by credentialed respiratory therapists who have advanced specialized training in pulmonary diagnostic testing. Our specialists are able to perform a wide range of pulmonary function assessments, diagnostic and therapeutic services, including flexible laryngoscopy and bronchoscopy, procedures that allow physicians to examine the internal airway.


To get in contact with our administrative offices, please call or fax us.

Preparing for A Sweat Test

A sweat test collects some of a patient's sweat to measure salt levels. It's a safe and reliable way to detect cystic fibrosis. See what it's like to get a sweat test at Children's National.

Protecting Medically Complex and/or Immune-Suppressed Children with Epilepsy from COVID-19

In this recorded webinar sponsored by DEE-P Connections, Anastassios Koumbourlis, M.D., Division Chief of Pulmonary and Sleep Medicine, discussed COVID-19 concerns and what families can do.

a baby with a stethoscope
Nephrology provider using stethoscope on patient.

Online Appointment Scheduling Available for Existing Patients

If your child is an existing patient, you can schedule their appointments online through the MyChildrensNational patient portal. Learn more information about the patient portal and how to sign up.

Nephrology provider using stethoscope on patient.