Dr. Carl E. Stafstrom

Dr. Sara Mixter is Assistant Professor of Medicine and Pediatrics at the Johns Hopkins University School of Medicine. Her areas of clinical expertise are internal medicine, pediatrics, and primary care for adults with developmental disabilities and other complex childhood-onset conditions. She is the director of the Hopkins PACT (Pediatric-informed Adult Care and Transition) Clinic. Dr. Mixter is also the medical director of the Pediatric Complex Care Collaborative (PC3) for the Johns Hopkins Children’s Center. Dr. Mixter received her A.B. from Harvard College. She earned her M.D. from Harvard Medical School and M.P.H. from the Harvard School of Public Health. She completed her residency at Johns Hopkins as part of the inaugural group of trainees in the Urban Health Combined Internal Medicine-Pediatrics Residency Program. Her research interests include transitions of care for adolescents with special healthcare needs and education for residents and medical students, especially in primary care and complex care. Dr. Mixter has served as the Assistant Chief of Service for the Longcope firm of the Osler Medical Housestaff Training Program (2015-16), as well as Assistant Program Director for Ambulatory Education (2014-15). Dr. Mixter is rated as an Advanced provider by MediFind in the treatment of Down Syndrome. Her top areas of expertise are Cerebral Palsy, Gastroparesis, Orbital Cellulitis, and Sickle Cell Disease.

After completing her bachelors of science degree in biochemistry from the City College of New York (CUNY), Dr. Smith-Hicks entered the Medical Scientist Training Program at Columbia University College of Physicians and Surgeons, where she obtained her M.D., Ph.D. in 2000. She trained in Pediatrics at the Albert Einstein College of Medicine and completed her Neurology and Pediatric Neurology training at the Johns Hopkins University School of Medicine in 2005. Dr. Smith-Hicks trained as a post-doctoral fellow in the Department of Neuroscience at Johns Hopkins University School of Medicine under the guidance of Dr. Paul Worley. She joined the faculty at Kennedy Krieger Institute in 2010 where she now sees patients with Autism Spectrum Disorder and Rett Syndrome, while conducting basic science research exploring disorders of learning and memory. Dr. Smith is rated as a Distinguished provider by MediFind in the treatment of Down Syndrome. Her top areas of expertise are Rett Syndrome, Ruvalcaba Syndrome, Autism Spectrum Disorder, and Early Infantile Epileptic Encephalopathy.

Dr. Sun is an expert in both pediatric neurology and cerebrovascular neurology, with a special interest in pediatric and young adult stroke. She focuses on both acute care of stroke as well as longitudinal management of an array of neurologic conditions that affect children and young adults. Dr. Sun’s research focuses broadly on pediatric and young adult stroke, with emphasis on discovering the causes, treatments, and prevention of stroke in the young. More specifically, Dr. Sun is investigating novel monitoring and stroke prevention techniques in children with moyamoya disease, which is a rare disease that places affected children and young adults at high risk of stroke. The goal of Dr. Sun's research is to improve outcomes and quality of life of individuals affected by stroke and moyamoya disease. In addition to her clinical and research interests, Dr. Sun is the associate program director of the Child Neurology residency program at Johns Hopkins. After completing medical school at the Johns Hopkins University School of Medicine, Dr. Sun completed her pediatrics and neurology residency training at Johns Hopkins, and subsequently she completed a fellowship in Vascular Neurology/Stroke. Dr. Sun is rated as an Advanced provider by MediFind in the treatment of Down Syndrome. Her top areas of expertise are Moyamoya Disease, Stroke, Stiff Person Syndrome, Thrombectomy, and Cerebral Artery Bypass Surgery.