LITTLE ROCK, AR. (Nov. 1, 2018) – Lawrence Greiten, MD, MSc, has joined the University of Arkansas for Medical Sciences (UAMS) College of Medicine as a cardiothoracic surgeon and will practice at the Heart Center at Arkansas Children’s, creating even better care for kids with cardiovascular disorders.

He will serve alongside Brian Reemtsen, MD, who took the helm as director of the Arkansas Children’s Heart Center last year.

Dr. Greiten comes to Arkansas Children’s and UAMS after completing a congenital cardiac surgery fellowship at the Children’s Hospital Los Angeles. Prior to this, Dr. Greiten completed his general surgery and adult cardiothoracic training at the Mayo Clinic in Rochester, Minn., where he also earned a master’s degree in biomedical and clinical science. He attended medical school at University of Arizona College of Medicine in Tucson.   

“I look forward to serving Arkansas’ communities while growing the practice nationally,” Greiten said. “From clinical research to a focus on excellent outcomes, it’s exciting to see how Arkansas Children’s Heart Center is creating a healthier tomorrow for kids with heart defects.”

About Arkansas Children’s

Arkansas Children’s, Inc. is the only health care system in the state solely dedicated to caring for children, which allows the organization to uniquely shape the landscape of pediatric care in Arkansas. The system includes a 336-bed hospital in Little Rock with the state’s only pediatric Level 1 Trauma Center, burn center, Level 4 neonatal intensive care and pediatric intensive care, and research institute as well as a nationally-recognized transport service. It is one of the 25 largest children’s hospitals in the United States and is nationally ranked by U.S. News World & Report in cardiology/heart surgery, neurology/neurosurgery, nephrology and pulmonology. Arkansas Children’s Northwest in Springdale includes 233,613 square feet of inpatient beds, emergency care, clinic rooms and diagnostic services. Arkansas Children’s also blankets the state with outreach programs that include telemedicine, mobile health and school-based health solutions. A private nonprofit, Arkansas Children’s boasts an internationally renowned reputation for medical breakthroughs and intensive treatments, unique surgical procedures and forward-thinking research and is committed to providing every child with access to the best care available, regardless of location or resources. Founded as an orphanage, Arkansas Children’s has championed children by making them better today and healthier tomorrow for more than 100 years. For more info, visit

About UAMS

UAMS is the state’s only health sciences university, with colleges of Medicine, Nursing, Pharmacy, Health Professions and Public Health; a graduate school; hospital; northwest Arkansas regional campus; statewide network of regional centers; and six institutes: the Winthrop P. Rockefeller Cancer Institute, Jackson T. Stephens Spine & Neurosciences Institute, Harvey & Bernice Jones Eye Institute, Psychiatric Research Institute, Donald W. Reynolds Institute on Aging and Translational Research Institute. It is the only adult Level 1 trauma center in the state. UAMS has 2,727 students, 822 medical residents and five dental residents. It is the state’s largest public employer with more than 10,000 employees, including 1,200 physicians who provide care to patients at UAMS, its regional campuses throughout the state, Arkansas Children’s Hospital, the VA Medical Center and Baptist Health. Visit or Find us on Facebook, Twitter, YouTube or Instagram.