Search Results

Kearstin Russell, APRN, FNP-BC

Kearstin Russell is a board-certified family nurse practitioner (FNP-BC) with the Orlando Health Children's Neuroscience Institute Behavioral Health and Development Center. She is licensed as an advanced practice registered nurse (APRN) and as a registered nurse. Kearstin has experience in:

Kelly Darden, APRN

Kelly Darden, DNP, APRN, CPNP-AC, is a board-certified pediatric acute care nurse practitioner with the Craniofacial Lesion Clinic at the Orlando Health Children's Neuroscience Institute. She has more than ten years of pediatric experience within critical care, oncology, and craniomaxillofacial surgery. She currently serves in a leadership role within Orlando Health Medical Group supporting the Advanced Practice Providers for the Women and Pediatric Service Lines. Her areas of interest include vascular and soft tissue lesions as well as surgical care of craniofacial patients.

Kelly J Cramm, MD

Kelly B. Urbanik, RD

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.

Katelyn Hart, PA-C

Katelyn Hart is a certified physician assistant (PA-C) with Orlando Health Children's Neuroscience Institute. She works alongside pediatric neurosurgeons, and her expertise includes:

Kathryn Diener, MSN, RN

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:

Kaushal Dosani, MD

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.