Meet the Team
Leadership

Mark E. Galantowicz, MD, FACS
Co-Director, The Congenital Heart Collaborative at UH Rainbow Babies & Children’s
Co-Director of the Heart Center at Nationwide Children’s Hospital
Professor, Clinical Surgery at The Ohio State University College of Medicine
Murray D. Lincoln Endowed Chair in Cardiothoracic Surgery
Mark.Galantowicz@NationwideChildrens.org
Special interests: Surgical treatment and repair of newborns with congenital heart defects, adolescent and adult congenital heart disease, cardiopulmonary transplantation

Daniel Nento, MD
Chief, Pediatric Cardiothoracic Surgery
Associate Professor, Case Western Reserve University School of Medicine
Daniel.Nento@UHhospitals.org
Special interests: Minimally invasive (VATS) surgery, neonatal surgery, single ventricle heart disease, valve repair
Pediatric Cardiology Physicians

Arpit Agarwal, MD, FAAP, FACC, FASE, FSCMR, MS
Chief Medical Informatics Officer and Pediatric Cardiologist
Associate Professor, Case Western Reserve University School of Medicine
Arpit.Agarwal@UHhospitals.org
Special interests: Clinical informatics and management, advanced cardiac imaging, 3D modeling, 3D printing and use of artificial intelligence, pediatric cardiology and congenital heart disease.

Janine Arruda, MD, FAAP FACC
Pediatric Cardiology
Director, Non-invasive Imaging
UH Rainbow Babies & Children’s Hospital
Associate Professor, Case Western Reserve University School of Medicine
Janine.Arruda@UHhospitals.org
Special interests: Echocardiography, cardiac MRI, congenital heart disease, noninvasive imaging in congenital heart disease, transesophageal echocardiography

Aimee Armstrong, MD
Pediatric Cardiology
Director, Cardiac Catheterization and Interventional Therapies
Nationwide Children’s Hospital
Professor, The Ohio State University College of Medicine
Aimee.Armstrong@nationwidechildrens.org
Special interests: Interventional cardiac therapies

Martin L. Bocks, MD, FACC, FSCAI
Pediatric Cardiology
Director, Pediatric Interventional Cardiology
UH Rainbow Babies & Children’s Hospital
Professor, Case Western Reserve University School of Medicine
Martin.Bocks@UHhospitals.org
Special interests: Transcatheter valve therapies, neonatal interventions, pediatric medical device development, bioresorbable technologies, wireless pressure sensors

Tulasi Khandan, MD
Pediatric Cardiology
UH Rainbow Babies & Children’s Hospital
Tulasi.Khandan@UHhospitals.org
Special interests: General pediatric cardiology

John Lozier, MD
Interim Division Chief, Pediatric Cardiology
Fellowship Program Director
Medical Director, Cardiac Stepdown Unit
UH Rainbow Babies & Children’s Hospital
Assistant Professor, Case Western Reserve University School of Medicine
John.Lozier@UHhospitals.org

Daniel Pasternack, DO
Pediatric Cardiology
UH Rainbow Babies & Children’s Hospital
Assistant Professor, Case Western Reserve University School of Medicine
Daniel.Pasternack@UHhospitals.org
Special interests: General pediatric cardiology

Sarah Plummer, MD
Pediatric Cardiology
Director of Quality
Co-Director of Single Ventricle Program
Director of Cardiac Neurodevelopment Initiative
UH Rainbow Babies & Children’s Hospital
Associate Professor, Case Western Reserve University School of Medicine
Sarah.Plummer@UHhospitals.org
Special interests: Fetal cardiology, noninvasive imaging, quality improvement, single ventricle heart disease, neurodevelopment

Harinder Singh, MD, FHRS, CEPS-(P), CCDS
Director, Electrophysiology
Professor, Case Western Reserve University School of Medicine
Harinder.Singh@UHhospitals.org
Special interests: Pediatric cardiology, electrophysiology, arrhythmia and autonomic nervous system conditions.

James Strainic, MD
Pediatric Cardiology
Director, Fetal Heart Center
UH Rainbow Babies & Children’s Hospital
Assistant Professor, Case Western Reserve University School of Medicine
James.Strainic@UHhospitals.org
Special interests: Fetal echocardiography, congenital heart disease, pediatric cardiology, echocardiography in congenital heart disease, 3-D echocardiography, pediatric exercise physiology, connective tissue disease in children, transesophageal echocardiography

Carolyn M. Wilhelm, MD, MS
Pediatric Cardiology
Director, Pediatric Cardiac Magnetic Resonance Imaging
Fellowship Program, Associate Program Director
UH Rainbow Babies & Children’s Hospital
Assistant Professor, Case Western Reserve University School of Medicine
Carolyn.Wilhelm@UHhospitals.org
Special interests: noninvasive imaging- cardiac magnetic resonance imaging, transesophageal echocardiography and congenital heart disease
Pediatric Cardiothoracic Surgeons

Daniel Nento, MD
Chief, Pediatric Cardiothoracic Surgery
Associate Professor, Case Western Reserve University
Daniel.Nento@UHhospitals.org
Special interests: Minimally invasive (VATS) surgery, neonatal surgery, single ventricle heart disease, valve repair

Mark E. Galantowicz, MD, FACS
Co-Director, The Congenital Heart Collaborative
Co-Director, Heart Center, Nationwide Children’s Hospital
Professor, The Ohio State University College of Medicine
Murray D. Lincoln Endowed Chair in Cardiothoracic Surgery
Mark.Galantowicz@NationwideChildrens.org
Special interests: Surgical treatment and repair of newborns with congenital heart defects, adolescent and adult congenital heart disease, cardiopulmonary transplantation
Pediatric Cardiac Anesthesia Physicians

Caroline Sami Al Haddadin, MD
Pediatric Cardiac Anesthesiology
UH Rainbow Babies & Children’s Hospital
Assistant Professor, Case Western Reserve University School of Medicine
Caroline.AlHaddadin@UHhospitals.org
Special interests: Cardiac anesthesia, cardiothoracic surgery, regional anesthesia
Pediatric Cardiac Intensive Care Physicians

Ira M Cheifetz, MD FCCM FAARC
Chief, Pediatric Cardiac Critical Care
UH Rainbow Babies & Children’s Hospital
Co-Director, The Congenital Heart Collaborative at UH Rainbow Babies & Children’s
Professor, Case Western Reserve University School of Medicine
Ira.Cheifetz@UHhospitals.org
Special interests: Cardiac critical care, congenital heart disease, mechanical ventilation, cardiorespiratory interactions, acute lung injury, extracorporeal life support

Meredith Broberg, MD
Pediatric Cardiac Critical Care
UH Rainbow Babies & Children’s Hospital
Assistant Professor, Case Western Reserve University School of Medicine
Meredith.Broberg@UHhospitals.org
Special interests: Cardiac critical care, congenital heart disease, cardiorespiratory interactions, antimicrobial management

Kevin Kilgallon, MD
Pediatric Cardiac Critical Care Medicine
UH Rainbow Babies & Children’s Hospital
Clinical Assistant Professor, Case Western Reserve School of Medicine
Kevin.Kilgallon@UHhospitals.org
Special Interests: Pediatric cardiac intensive care medicine

Monty Mazer, MD
Pediatric Cardiac Critical Care Medicine
UH Rainbow Babies & Children’s Hospital
Clinical Assistant Professor, Case Western Reserve School of Medicine
Monty.Mazer@UHhospitals.org
Special Interests: Pediatric cardiac intensive care medicine