about
children's cardiology

Children's Cardiology Group formerly known as OC Pediatric Cardiology founded by Dr. Donald Sperling in 1970 is one of the most established pediatric specialty groups in the county.

Our mission is to maintain, restore and improve the cardiac status ensuring the child will sustain a fulfilling, physically balanced and healthy lifestyle. We do this through…

  • Early detection, prevention and intervention.
  • Diligent clinical follow-up and expert clinical knowledge.
  • Innovative state of the art technology… Performed by pediatric cardiology staff with the highest level of expertise and experience in the field.

The patients of Children's Cardiology describe the practice a warm, comforting, nurturing environment. This is reassuring feedback given the complexity of diagnoses and high intensity of services provided. Children's Cardiology demonstrates that commitment with everyday compassion and attention to detail clearly validated by positive outcome.

Meet Our Doctors

Keith M. Weiner, M.D.

Keith M. Weiner, M.D., is a Board Certified in pediatrics and pediatric cardiology. Dr. Weiner is a graduate of Ohio State University where he received his undergraduate degree in Child Psychology and earned his medical degree with honors. He served his internship and completed his residency training in pediatrics at UCI followed by the fellowship in cardiology at Duke University. Dr. Weiner is the Consultant of the Cardiac Catheterization Laboratory at the Children's Hospital of Orange County ( CHOC). He is also an American Heart Association Lipid Investigator and has special interests in Interventional and preventative cardiology. Dr. Weiner is on the Quality Review Committee at Fountain Valley Regional Medical Center. He has been recognized as one of the top pediatric cardiologists in Orange County by the Orange County Medical Association for the past 9 yrs.

Jodie E. Gandy, M.D.

Jodie E. Gandy, M.D. is a Board Certified in pediatrics and pediatric cardiology. Dr. Gandy is a graduate of Simon Fraser University where she received an undergraduate degree in Kinesiology and earned her medical degree from the University of Ottawa School of Medicine graduating Magna cum laude. She completed a pediatric cardiology fellowship at the University of California, Los Angeles. Dr. Gandy is the Director for Outpatient Cardiology at Children's Hospital of Orange County (CHOC) and for the California Children's Services (CCS) at CHOC. She was honored by the Orange County Medical Association for the past 3 years.

David S. Chun, M.D.

David S. Chun, M.D., is a Board Certified in pediatrics and pediatric cardiology. Dr. Chun is a graduate of Pomona College where he received his undergraduate degree in Biology. He then attended the University of California, San Diego School of Medicine earning his medical degree. Dr. Chun served his internship and completed his residency training in pediatrics at Cedars- Sinai Medical Center. He completed a fellowship in pediatric cardiology at Riley Hospital for special interest in non- invasive imaging including transesophageal and fetal echocardiography.

Donald R. Sperling, M.D.

Donald R. Sperling, M.D., is a Board Certified in pediatrics and pediatric cardiology. Children's Cardiology Group, was found by Dr. Sperling in 1970. Dr. Sperling is a graduate of Yale College, where he received his undergraduate degree. He then attended the Yale School of Medicine, earning his medical degree and served his internship at The Johns Hopkins Hospital. Dr. Sperling completed his residency training in pediatrics followed by a fellowship in pediatric cardiology at Children's Hospital Los Angeles. He has had a longstanding clinical practice as well as an academic career at the University of California, Irvine (UCI) achieving the level of Professor and Chairman of Pediatrics and was Chief of Pediatric Cardiology at UCI Medical Center and Children's Hospital of Orange County (CHOC) for more than two decades. Dr. Sperling is the author of over 80 academic publications. Dr. Sperling is currently retired.