John Breinholt, MD – Phoenix Children’s Heart Center

Meet John Breinholt, MD, our new chief of cardiology for the Phoenix Children’s Heart Center. Dr. Breinholt is a pediatric interventional cardiologist who performs heart catheterization procedures on children with congenital heart disease. Dr. Breinholt has a great depth of knowledge on pioneering heart valve procedures and will work closely with our cardiothoracic surgeons to offer truly comprehensive cardiac care for our heart warriors and their families.

Get more information about our Heart Center at
or call 602-933-3366

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