Patrick Callahan

Patrick Callahan, MD

Pediatric Cardiologist

  • Undergraduate

    St. Bonaventure University
    Allegany, NY
  • Graduate

    SUNY Upstate Medical University
    Syracuse, NY
  • Residency

    Children’s National Medical Center
    Washington, DC


  • Pediatric Cardiology
  • Pediatric and Fetal Echocardiography
  • Children’s National Medical Center
  • Washington, DC

Board Certifications

  • Pediatric Cardiology

Memberships & Associations

  • American Academy of Pediatrics
  • American Society of Echocardiography
  • American Heart Association


  • Practice Medical Director of Fetal Echocardiography

Dr. Callahan joined a private practice pediatric cardiology group in Dallas, Texas, before returning to the Washington, DC area as faculty at Georgetown University Hospital. He joined Child Cardiology Associates in 2003. Dr. Callahan is proud to have been recognized by his peers as a Top Doctor in the Washingtonian and Northern Virginia magazines.

Dr. Callahan's clinical interests include the diagnosis and treatment of heart disease in the fetus and child, with a focus in echocardiography.

In his free time, he enjoys landscaping and spending time with his wife and four daughters.

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