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Kaushal Dosani, MD

Kathryn Beardsley, APRN

Kathryn Beardsley is a pediatric nurse practitioner in acute care with the Orlando Health Children's Neuroscience Institute, supported by the Leon Pediatric Neuroscience Fund. Her specialties include:

Kathryn Diener, MSN, RN

Kathleen Marie Vazzana, DO

Kathleen M. Vazzana, DO, MSc, FAAP, is a board-certified pediatric rheumatologist at Orlando Health Arnold Palmer Hospital for Children. She evaluates and treats children with rheumatic diseases, which are chronic autoimmune and autoinflammatory conditions affecting growth, development and quality of life.

Karen Mingo, APRN

Karen Mingo is a pediatric nurse practitioner at Orlando Health Arnold Palmer Hospital for Children. She has cared for patients in the pediatric intensive care unit for 10 years, and her duties include:

Karyn Michael Wiest, MD

Karyn Wiest, MD, is a board-certified pediatrician with Orlando Health Physician Associates. Dr. Wiest specializes in providing comprehensive care — from the assessment of childhood development to the treatment of common and complex illnesses — for newborns, children and adolescents.

Karen Lynn Iacono, APRN

Karla M. Leavitt, MD

Dr. Karla Leavitt is a double-board-certified maternal fetal care physician with the Orlando Health Women’s Institute Center for Maternal Fetal Medicine. She cares for patients with high-risk pregnancies and manages pregnancies with a personal or family history of genetic disorders, congenital anomalies or a history of adverse pregnancy outcomes. Her expertise includes:

Khaled Bittar, MD

Khaled Bittar, MD, is a board-certified physician with the Orlando Health Arnold Palmer Hospital for Children Center for Digestive Health and Nutrition.

After earning his medical degree from the Faculty of Medicine of Damascus University in Syria, Dr. Bittar completed his residency in general pediatrics at Wayne State University, Children’s Hospital of Michigan at Detroit Medical Center. He completed a fellowship in pediatric gastroenterology with the University of Florida at Orlando Health Arnold Palmer.

Previously, Dr. Bittar was a clinical instructor in the Department of Pediatrics at Wayne State University School of Medicine and a pediatric hospitalist at Children’s Hospital of Michigan at Detroit Medical Center. He has been involved in research on children with celiac disease and type 1 diabetes mellitus and on mastocytic enterocolitis in children.

In addition to being a reviewer for the scientific journal, Clinical Pediatrics, Dr. Bittar has co-authored multiple book chapters and co-presented published abstracts at numerous professional meetings. Dr. Bittar is a fellow of the American Academy of Pediatrics (FAAP) and a member of the North American Society for Pediatric Gastroenterology, Hepatology and Nutrition.

Leah Wimberly, MSW, LCSW