Lawrence Greiten, M.D., is an Assistant Professor in the Division of Congenital Cardiac Surgery at Arkansas Children’s Hospital (ACH) and the University of Arkansas for Medical Sciences (UAMS).

Dr. Greiten received his undergraduate degree from Kansas Wesleyan University and his medical degree from the University Of Arizona College Of Medicine. He completed both his General Surgery training and Cardiovascular and General Thoracic Surgery fellowship at the Mayo School of Graduate Medical Education, where he also earned a Masters in Biomedical Sciences, Clinical and Translational Science. He did an advanced Fellowship in Congenital Cardiac Surgery at Children’s Hospital Los Angeles, Keck Medical School at the University of Southern California.

A native of Milwaukee, Wisconsin, Dr. Greiten joined the team at ACH and UAMS in 2018. He is board certified by the American Board of Surgery and the American Board of Thoracic Surgery. Dr. Greiten is a member of the Society of Thoracic Surgeons, the American Heart Association, the American Association of Thoracic Surgery, and both the Southern and Eastern Cardiothoracic Surgery Societies. His clinical interests include congenital malformations and surgical treatment, as well as thromboprophylaxis and quality improvement of post-operative care. His research interests include neurodevelopmental outcomes in children with congenital heart defects, including hypoplastic heart syndrome, Tetralogy of Fallot, and Trisomy 21; in addition to minimally invasive surgical techniques and surgical innovation.

Medical Degree

  • University of Arizona College of Medicine - 2008


  • Mayo Clinic College of Medicine and Science Program (Rochester) - 2017


  • Children's Hospital of Los Angeles Program - 2018

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