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- Who We Are
- What We Do
- Meet the Team
Pediatric Heart Center of Excellence in Delaware Valley/Greater Philadelphia
Nemours Children’s Cardiac Center in Wilmington, Del. offers the highest level of expert, personalized heart and vascular care for children from before birth into adulthood. Our team of pediatric cardiologists, cardiac anesthesiologists, critical care intensivists, interventional cardiologists, cardiothoracic surgeons, cardiac psychologists and cardiovascular geneticists work side by side, every single day, to help kids thrive.
We research and pioneer surgical methods, achieving outcomes that are the best in the region. Families and medical providers across the country turn to us for second opinions and expertise in the rarest and most complex conditions. You can trust your child is getting the latest, safest possible heart care at Nemours.
Our approach goes beyond your child’s physical health to address their mental and social wellness, too. And we support the whole family. From fetal heart testing and newborn surgery to preventive heart care, neurodevelopmental support and heart transplants, we work to improve your child’s quality of life, for a lifetime.
Heart Care You Can Trust
For Florida
Florida Region
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![](/uat/erin-k/social-share/_jcr_content/root/container/container/container_copy/tabs/item_1/regionalizedcontaine/regionalizeditem/two_panel_emphasized/col1/image.coreimg.jpeg/1694525028793/news-girl-on-swing-j9988.jpeg)
Florida & Delaware Regions
Title
Social determinants of health include all the circumstances that affect well-being. Where children live, learn and play all have a direct effect. To improve health and address disparities, we need to know our communities.
For Delaware
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Delaware Region
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![Two girls hugging, one is special needs Two girls hugging, one is special needs](/uat/erin-k/social-share/_jcr_content/root/container/container/container_copy/tabs/item_1/regionalizedcontaine/regionalizeditem_1758651956/two_panel_emphasized/col1/image.coreimg.jpeg)
Florida & Delaware Regions
Title
Social determinants of health include all the circumstances that affect well-being. Where children live, learn and play all have a direct effect. To improve health and address disparities, we need to know our communities.
For All Regions
All Regions
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![Female health care provider in scrubs looks into young boy's ear with otoscope. Female health care provider wearing scrubs looks into a young boy's ear with an otoscope.](/uat/erin-k/social-share/_jcr_content/root/container/container/container_copy/tabs/item_1/regionalizedcontaine/regionalizeditem_357231290/two_panel_block_righ/col2/image.coreimg.jpeg/1687269287853/round-nurse-patient-otoscope-doctor.jpeg)
All Regions
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![Female health care provider in scrubs looks into young boy's ear with otoscope. Female health care provider wearing scrubs looks into a young boy's ear with an otoscope.](/uat/erin-k/social-share/_jcr_content/root/container/container/container_copy/tabs/item_1/regionalizedcontaine/regionalizeditem_357231290/two_panel_block_righ_1630480198/col2/image.coreimg.jpeg/1687269157577/round-nurse-patient-otoscope-doctor.jpeg)
Complete Heart Care for Kids From Before Birth to Adulthood
Nemours Cardiac Center offers the full range of care for nearly every heart and vascular condition in children. Our specialists are renowned experts and researchers in congenital and acquired heart disease and help create national standards in pediatric heart care.
We foster the highest quality of care and innovation. Our surgeons perform complex surgeries and develop life-saving procedures like airway (tracheal) reconstruction. We’re outside the walls of our hospital, bringing heart health to kids and families in the communities we serve.
When you come here, you get a team that represents the best of the best, working together for your child’s healthiest heart.
Our Heart Center Specialties & Programs
Conditions & Treatments
We see a wide range of conditions — far too many to list here. The conditions we treat vary depending on the location and providers selected. Don’t see a condition listed? Call us.
![Male research doctor pointing at a computer monitor, with doctors beside him Male research doctor pointing at a computer monitor, with doctors beside him](/uat/erin-k/social-share/_jcr_content/root/container/container/container_copy/tabs/item_2/two_panel_block_left/col1/image.coreimg.jpeg/1682107625609/block-research-doctor-j7342.jpeg)
Our Research
Nemours is at the forefront of pediatric cardiac research and care. Our physician researchers, clinicians and scientists bring insights and discoveries to patients. We share our findings so we can help kids everywhere, even those we’ll never meet.
For Florida
![Srivastava, Shubhika MD, Chief of Pediatric Cardiology, Nemours Children's Hospital, Delaware](/uat/erin-k/social-share/_jcr_content/root/container/container/container_copy/tabs/item_1684855153948/regionalizedcontaine/regionalizeditem/two_panel_block_left/col1/image.coreimg.jpeg/1684857853765/round-doctor-srivastava.jpeg)
Our Delaware Leadership
Shubhika Srivastava, MD, Co-Director, Nemours Cardiac Center, Chief of Cardiology.
Dr. Srivastava is a national leader in echocardiography and advanced imaging techniques that aid in the early diagnosis of congenital heart defects, from developing babies in utero through adult ages. She is a national lecturer and author of more than 100 peer-reviewed journal articles. Dr. Srivastava is known as an educator, mentor and clinical researcher. She has spearheaded the development of imaging training guidelines and her work is aimed at improving outcomes and advancing quality of care.
Meet the Full Team
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Carissa M. Baker-Smith, MD, MPH
Cardiology Director, Preventive CardiologyPrimary Office
Wilmington, DE -
Caroline D. Boyd, MD
Cardiac Critical Care Medical Director, ECMO; Medical Director, Cardiac Center Nurse Practitioners and Physician AssistantsPrimary Office
Wilmington, DE -
Mark J. Cartoski, MD
Cardiology Director, Cardiac MRI Program; Director, Advanced Cardiac Noninvasive Imaging FellowshipPrimary Office
Wilmington, DE -
Devyani Chowdhury, MD
Cardiology Medical Director, Adult Congenital Heart Disease ProgramPrimary Office
Wilmington, DE -
Sean Daniel Connolly, DO
Cardiology Associate Program Director, Pediatric Cardiology FellowshipPrimary Office
Wilmington, DE -
Erica Del Grippo, DO
Cardiology Medical Director, Interstage and Single Ventricle Program; and Program Director, Pediatric Cardiology FellowshipPrimary Office
Wilmington, DE -
Christopher D. Derby, MD
Cardiothoracic Surgery Surgical Director Cardiac Intensive Care Unit and Mechanical Circulatory SupportPrimary Office
Wilmington, DE -
Aisha H. Frazier, MD
Cardiac Critical Care Division Chief, Cardiac Critical CarePrimary Office
Wilmington, DE -
Richard Owen Lorber, MD
Cardiology Medical Director, Fetal Heart ProgramPrimary Office
Wilmington, DE -
Michael Joseph Luceri, DO
Cardiology Director, Nemours Children’s OutreachPrimary Office
Wilmington, DE -
Shannon Nees, MD
Cardiology Director, Cardiovascular Genetics Program; Associate Program Director, Pediatric Cardiology Fellowship; Co-Chair, Scholarly Oversight CommitteePrimary Office
Wilmington, DE -
Christian Pizarro, MD
Cardiothoracic Surgery Chair, Department of Cardiovascular Medicine; Director, Cardiac Center; Chief, Pediatric Cardiac Surgery; Director, Heart Transplantation ProgramPrimary Office
Wilmington, DE -
Wolfgang A.K. Radtke, MD
Cardiology Director, Diagnostic and Interventional Catheterization Lab; Medical Director, Adult Congenital Heart Clinic at ChristianaCarePrimary Office
Wilmington, DE -
Steven B. Ritz, MD
Cardiology Director, Resident and Medical Student Education; Director, Clinical Competency Committee Pediatric Cardiology FellowshipPrimary Office
Wilmington, DE -
Bradley W. Robinson, MD
Cardiology Director, Cardiopulmonary Exercise LabPrimary Office
Wilmington, DE -
Aryaz Sheybani, MD
Cardiology Medical Director, Heart Transplant ProgramPrimary Office
Wilmington, DE -
Shubhika Srivastava, MD
Cardiology Division Chief Cardiology, Co-Director Cardiac Center; Medical Director, Echocardiography, Congenital Echocardiography, Fetal EchocardiographyPrimary Office
Wilmington, DE -
Joel D. Temple, MD
Cardiology Director, Electrophysiology; Associate Chief, CardiologyPrimary Office
Wilmington, DE -
Deepika Thacker, MD
Cardiology Medical Director, Inpatient Cardiac Care UnitPrimary Office
Wilmington, DE -
Takeshi Tsuda, MD
Cardiology Director, Cardiac Rehabilitation & Fitness, Director, Cardio-OncologyPrimary Office
Wilmington, DE -
Abbas Haider Zaidi, MD
Cardiology Medical Director, Outpatient Cardiology ClinicPrimary Office
Wilmington, DE
For Delaware
Our Florida Leadership
Christian Pizarro, MD, Co-Director, Cardiac Center, Chief, Cardiothoracic Surgery
Nationally renowned for his expertise, surgical outcomes and decades of experience, Dr. Pizarro is an international lecturer and author of more than 60 peer-reviewed journal articles. In addition to his work as a surgeon, he is actively involved in research projects aimed at improving the lives of children with cardiac conditions.
![round image Christian Pizarro, MD - Chief, Pediatric Cardiothoracic Surgery - Nemours Cardiac Center Christian Pizarro, MD - Chief, Pediatric Heart Surgery - Nemours Cardiac Center in Delaware](/uat/erin-k/social-share/_jcr_content/root/container/container/container_copy/tabs/item_1684855153948/regionalizedcontaine/regionalizeditem_1758651956/two_panel_block_righ/col2/image.coreimg.jpeg/1684857670364/round-doctor-pizarro.jpeg)
Meet the Full Team
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Alejandro Redaelli Arevalo, MD
Cardiology Director, Cardiopulmonary Exercise Lab-PensacolaPrimary Office
Pensacola, FL -
Katherine T. Braley, MD
Cardiology Medical Director, Fetal Heart Program, Director of Fetal EchocardiographyPrimary Office
Orlando, FL -
Vanessa Hormaza, MD
Cardiology -
Bahram Kakavand, MD
Cardiology Director, Cardiopulmonary Exercise Lab-OrlandoPrimary Office
Orlando, FL -
Steven B. Ritz, MD
Cardiology Director, Resident and Medical Student Education; Director, Clinical Competency Committee Pediatric Cardiology FellowshipPrimary Office
Wilmington, DE -
Joel D. Temple, MD
Cardiology Director, Electrophysiology; Associate Chief, CardiologyPrimary Office
Wilmington, DE
For All Regions
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Adam Alberts, PA
Cardiology -
Abdul Majeed Bhat, MD
Cardiology -
Kate E. Boland, APN
Cardiology -
John Boos, MD
Cardiology -
Mark J. Cartoski, MD
Cardiology Director, Cardiac MRI Program; Director, Advanced Cardiac Noninvasive Imaging Fellowship -
Stephanie W. Carver, ARNP
Cardiology -
Heather S. Claar, PA-C
Cardiology -
Erica Del Grippo, DO
Cardiology Medical Director, Interstage and Single Ventricle Program; and Program Director, Pediatric Cardiology Fellowship -
Tammy J. Fenton-Ward, PA-C
Cardiology -
Elaine M. Geary, ARNP
Cardiology -
Renelle George, MD
Cardiology -
Robin Jane Gilligan, APRN-BC
Cardiology -
Alice N. Hackett, MD
Cardiology -
Kimberly M. Hoffman, APN
Cardiology -
Sandra L. Hunter, APN
Cardiology -
Daphney Kernizan, DO
Cardiology -
Janie Klug, APN
Cardiology -
Chelsea Kois, MS
Cardiology -
Amanda Marie Mastrippolito, ARNP
Cardiology -
Karen McCandless, ARNP
Cardiology -
Samantha Lauren McCoach, PA
Cardiology -
Namrita Mozumdar, MD
Cardiology -
Shannon Nees, MD
Cardiology Director, Cardiovascular Genetics Program; Associate Program Director, Pediatric Cardiology Fellowship; Co-Chair, Scholarly Oversight Committee -
Stephanie S. Ng, APN
Cardiology -
Elizabeth A. Phillips, PA-C
Cardiology -
Wolfgang A.K. Radtke, MD
Cardiology Director, Diagnostic and Interventional Catheterization Lab; Medical Director, Adult Congenital Heart Clinic at ChristianaCare -
Steven B. Ritz, MD
Cardiology Director, Resident and Medical Student Education; Director, Clinical Competency Committee Pediatric Cardiology Fellowship -
Jennifer A. Hughes Rovner, APN
Cardiology -
Jennie E. Ryan, APN
Cardiology -
Andrea M. Sorbello, ARNP
Cardiology -
Shubhika Srivastava, MD
Cardiology Division Chief Cardiology, Co-Director Cardiac Center; Medical Director, Echocardiography, Congenital Echocardiography, Fetal Echocardiography -
Dima Turpin, MD
Cardiology -
Marabeth Walkusky, PA
Cardiology -
Sharon Robyn Weil-Chalker, MD
Cardiology -
Sharon M. Weinberger, MD
Cardiology