Our Doctors

Dr. Jane Kao, MD

Pediatric Cardiology 

Dr. Jane M. Kao has been practicing in Dallas for 23 years.  She completed her residency training in Pediatrics at Baylor College of Medicine and Texas Children’s Hospital and her fellowship training in Pediatric Cardiology at UCLA College of Medicine.  Dr. Kao is board certified by the American Board of Pediatrics and the sub-board of Pediatric Cardiology.  She has special expertise in pediatric echocardiography and fetal echocardiography.  In the Dallas area, she was the first pediatric cardiologist to perform fetal echocardiography in the private setting.  This imaging modality has significantly improved the survival of infants and newborns undergoing congenital heart surgery.  She also has extensive experience in the evaluation of heart murmurs, chest pain, rhythm disorders, syncope, hypertension, and lipid disorders.  Dr. Kao has been consistently voted by her peers as one of the best pediatric cardiologists in D Magazine every year since 2002.  She has also been selected to the Texas Super Doctors list which is listed in Texas Monthly every year since 2003.  She is a member of the American Heart Association and has been a narrator in several of their education videos on congenital heart disease and sudden cardiac death in athletes.  She is also a member of the American Society of Echocardiography and a fellow of the American College of Cardiology and the American Academy of Pediatrics.  Dr. Kao is the medical director of the pediatric echocardiography laboratory at Medical City Children’s Hospital and is also the medical director of Pediatric Outreach.  Dr. Kao serves on the Pediatric Advisory Board at Medical City Children’s Hospital and a member of their Pediatric Quality Improvement or Peer Review Committee.

Henry W. Kort, MD

Pediatric Cardiology

Dr. Henry W. Kort joined the Heart Center for Children in the spring of 2004.  He completed his residency training in pediatrics at Ohio State University School of Medicine/Columbus Children’s Hospital and his fellowship training in pediatric cardiology at Washington University School of Medicine/St. Louis Children’s Hospital.  He completed an additional fourth year of pediatric interventional cardiology fellowship at St. Louis Children’s Hospital.  From 2002 through 2004, he served as a clinical instructor in the department of pediatric cardiology at St. Louis Children’s Hospital.  Since 2004 he has served as the medical director of the pediatric interventional cardiac catheterization program at Medical City Dallas Children’s Hospital.  He is experienced in performing all of the approved pediatric trans-catheter interventions including device closures, angioplasty and valvuoplasty.  In addition to performing cardiac catheterization interventions, Dr. Kort has extensive experience evaluating cardiac murmurs in the clinic setting as well as diagnosing and treating, arrhythmias, chest pain and hypertension.  He has been selected by his peers as one of D Magazine’s “best pediatric cardiologists”.  Dr. Kort is board certified in pediatric cardiology and has published extensively in peer reviewed cardiac journals in the field of pediatric interventional cardiology.

Dr. Richard. W. Markus, MD

Pediatric Cardiology

Dr. Richard Markus, M.D., was born and raised in Dallas, Texas. He graduated from Greenhill School in Addison where he played soccer and tennis. Dr. Markus earned his undergraduate degree from the University of Texas in Austin with a major in Psychology and graduated with Liberal Arts honors. Prior to beginning his medical training, Dr. Markus participated in the USC Keck School of Medicine Somos Hermanos Spanish immersion program for healthcare professionals in Quetzaltenango, Guatemala where he lived and worked for six months. During that time, he taught nutrition classes to children after-school, which sparked an interest in Pediatrics. After returning to the US, he earned his medical degree from Texas A&M Medical School. He met his wife, Dr. Rebecca Prengler, while completing his General Pediatrics residency at Washington University in St. Louis. They returned home to Dallas where he completed his Pediatric Cardiology fellowship at UT Southwestern Medical School.

Dr. Markus is passionate about preventative cardiology including the evaluation of patients with chest pain, syncope, palpitations, hypertension and hyperlipidemia. He also has a special interest in the use of advanced cardiac imaging techniques in the care of young athletes, pediatric oncology patients, and complex congenital heart disease. He is a member of the American Academy of Pediatrics, the American College of Cardiology, the American Heart Association and the American Society of Echocardiography. Dr. Markus is welcoming new patients, including Spanish speaking, and accepts most insurance plans, including Medicaid.

We accept a wide range of health plans. If your plan is not included on our list please contact our office at 972-566-4299 for further information.

The Heart Center for Children is dedicated in providing a broad range of superior cardiac services from the prenatal period through adulthood. Our physicians, Dr. Jane M. Kao & Dr. Henry W. Kort are board certified in Pediatric Cardiology.

Contact us

  7777 Forest Lane, Building B, Ste 320
  Dallas, TX 75230

   Phone: 972-566-4299

  Monday through Friday
  8:30 a.m. to 5:00 p.m.