John Berger III, MD Critical Care Medicine Specialist, Cardiologist


  • Main Hospital Washington, District of Columbia 20010 1-888-884-BEAR (2327)

Languages Spoken

  • English


Board Certifications

  • American Board of Pediatrics
  • American Board of Pediatrics/Pediatric Cardiology
  • American Board of Pediatrics/Critical Care


John T. Berger, III, MD, is a Critical Care Medicine Specialist and Pediatric Cardiologist at Children’s National Health System. Dr. Berger also is the Medical Director of Cardiac Intensive Care and Pulmonary Hypertension Programs. He received his undergraduate degree from the University of Virginia and his medical degree from Washington University School of Medicine in St. Louis, Missouri. He completed his training in Pediatrics at Oregon Health & Science University Hospital in Portland, Oregon. He completed fellowships in Pediatric Cardiology and Pediatric Critical Care Medicine at Children’s National.  Dr. Berger specializes in treating advanced heart failure, pulmonary hypertension, and congenital heart disease. He is a co-investigator in the Collaborative Pediatric Critical Care Research Network funded by National Institutes of Child Health and Development. 

Education & Training

Education & Training

  • MD, 1989
    Washington University School of Medicine
  • BA, 1985
    University of Virginia
Patient Stories

Patient Stories: John Berger III, MD

Patient story

Alexis's Story

"She likes to show off her scar and tell whoever listens that Children's National fixed her heart."

Patient story

Blair's Story

"I was blown away by the personalized care that we received. The nurses are incredibly compassionate and kind, and really made every effort to make the journey less painful for everyone."

Owen's Story

"We are so thankful that we chose the remarkable doctors at Children's National to care for our son. The compassion and care that were given not just to Owen, but to our entire family, is something we will forever be grateful for."

Research & Publications

Research & Publications

A Case of Congenitally Protected DTransportation of the Great Vessels in a Very Low Birth Weight Infant

(2003) Pediatric Cardiology

Mucin Gene Expression in Respiratory Carcinoma Cell Lines

(1999) American Journal of Respiratory Cell and Molecular Biology

Increases in Serum Levels of Troponin are Associated with Cardiac Dysfunction and Disease Severity in Pediatric Patients with Septic Shock

(2004) Pediatric Critical Care Medicine

22nd Annual Childrens National Medical Center Symposium on Extracorporeal Membrane Oxygenation and Advanced Therapy for Respiratory Failure

(2006) Pulmonary Hypertension Patients in the Intensive Care Unit

35th Critical Care Congress Society of Critical Care Medicine

(2006) Pharmcologic Treatment for Pediatric Heart Failure

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Carmen Arroyo's Story

Carmen Arroyo

Carmen Arroyo manages clinical operations for the Cardiology, Nephrology, and Pulmonary Medicine divisions at Children’s Sheikh Zayed Campus for Advanced Children’s Medicine in Washington, DC.

Read More of Carmen Arroyo's Story