
Cardiac Intensivists
Pediatric cardiac intensivists are physicians specially trained in pediatric cardiac intensive care that treat children with complex congenital and acquired heart defects. Caring for children in the 44-bed Regenstein Cardiac Care Unit, these physicians are at the core of the Heart Center’s highly specialized, multidisciplinary pre and postoperative treatment. Our cardiac intensivists are faculty in the divisions of Critical Care and Pediatric Cardiology in the Department of Pediatrics at Northwestern University Feinberg School of Medicine. They also conduct research studies in children with heart disease.
Select the names of our cardiac intensivists to learn more about their special interest areas and locations. Please note, not all of our specialists are available at every location.

Kiona Y. Allen, MD
Medical Director, Regenstein Cardiac Care Unit; Medical Director, Single Ventricle Center of Excellence; Co-Director, NICU-Cardiac Neurodevelopmental Program, Gracias Family Professorship in Cardiac Critical Care




Candace N. Mannarino, MD, MS
Medical Director, ECMO; Associate Program Director, Pediatric Critical Care Medicine Fellowship; Attending Physician, Cardiology and Critical Care


Karl Migally, MD
Cardiac Intensivist, Cardiology; Director, Pediatric Cardiac Intensive Care Fellowship Program



Elizabeth S. Cappella, APRN
Advanced Practice Provider, Outpatient Cardiology; Advance Practice Nurse, Connective Tissue Disorders Program; Advance Practice Nurse, BAV Program

Laura Doyle, MSN, APRN-NP, CPNP-AC
Advanced Practice Provider, Inpatient Cardiology

Alexa Harris Tannous, PA-C
Physician Assistant, Cardiovascular-Thoracic Surgery

Emily Hoyt, APRN-NP
Manager, Cardiac Catheterization and Electrophysiology (EP) Labs; Advance Practice Provider, Interventional Cardiology

Lindsay M. Jackson, APRN, CPNP-AC
Manager, Inpatient Heart Center Advanced Practice Providers

Meghan A. Malone Kawahara, DNP, APRN-NP, CPNP-AC
Advanced Practice Provider, Cardiology

Megan Matiasek, MSN, APRN-NP, CPNP-AC/PC
Academic Manager, Advanced Practice Providers and Ambulatory Nursing, Heart Center

Michelle M. Steltzer, APRN-NP
Advanced Practice Provider, Single Ventricle Program Coordinator, Outpatient Cardiology

Quinn Tentinger, DNP, APRN-NP, CPNP-AC
Advanced Practice Provider, Cardiology