Our Team

Jonathan Bui Jonathan Bui, Associate Professor
MD, University of Florida, Gainesville; PhD, McKnight Brain Institute and National High Magnetic Field Lab
Residencies: Neurology - Harvard Teaching Hospitals, Boston (Beth Israel and Boston Children's Hospitals); Medicine - Beth Israel Deaconess Medical Center, Boston

Dr. Bui has broad clinical interests with a focus on neuroimaging as well as vascular and behavioral neurology. He is a subspecialist with board certification in stroke neurology. His main research focus is the development of magnetic resonance techniques to facilitate the diagnosis and treatment of neurological diseases.

Sophie CeulemansSophie Ceulemans, Genetic Counselor



John Crawford John Crawford, Associate Clinical Professor
MD, MS University of Massachusetts
Residency: USC/LA County Hospital
Fellowships: Child neurology and neuro-oncology - Children’s National Medical Center at George Washington University

Dr. Crawford serves as director of pediatric neuro-oncology and director of the pediatric neurology fellowship program. His clinical focus is on pediatric brain tumors. His research interest involves neuroimmunological and neurovirological mechanisms of tumor development, progression, and potential treatment.

Jennifer Friedman Jennifer Friedman, Clinical Professor
MD, Stanford University
Residency, Harvard Longwood Training Program, Boston.
Fellowships: Movement Disorders - Boston University Medical Center; Neurogenetics - Massachusetts General Hospital

Dr. Friedman is an expert in adult and pediatric movement disorders and has particular interest in genetic and metabolic disorders that affect movement. She directs the Movement Disorders and Tourette/Tic Disorder Clinics at Rady Children’s Hospital and does research in the areas of neurogenetics, Tourette’s Syndrome and disability awareness education.

Joseph Gleeson Joseph Gleeson, Professor
MD, Chicago Pritzker School of Medicine
Residency: Pediatrics - Children's Hospital Boston; Neurology - Beth Israel Deaconess Medical Center and Brigham and Women's Hospital, Boston; Chief Resident in Child Neurology, Children's Hospital Boston; Postdoctoral fellowship - Harvard Medical School

Dr. Gleeson’s clinical interest is neurogenetic disorders. His research involves neuronal development and the application of human genetics, mouse models, and cell biology to neuronal development problems.

Carla Grossman Carla Grosmann, Clinical Professor
MD, University of Minnesota Medical School
Residency: Tufts New England Medical Center, Boston
Fellowships: Massachusetts General and Spaulding Rehabilitation Hospitals, Boston; New Jersey Medical School

Dr. Grosmann specializes in neuromuscular disorders and electromyography and coordinates a monthly neuromuscular pathology conference at Rady Children’s Hospital. She also has an active clinical practice in adolescent neurology. She is director of the San Diego Muscular Dystrophy Association (MDA) Clinic held at Rady Children's hospital and her clinical research interest is muscular dystrophy as well. She is an associate investigator on the NINDS protocol "Clinical and Molecular Manifestations of Neuromuscular and Neurogenetic Disorders of Childhood."

Natalie Guido-Estrada Natalie Guido-Estrada
MD, University of California - Davis
Residency: Phoenix Childrens Hospital



Richard Haas Richard Haas, Professor
MB, B.Chir., Cambridge University; University College Hospital London
Clinical Residencies: Pediatrics, Internal Medicine, Neurology, Child Neurology (University of Colorado Health Sciences)
Research Fellowship: Biochemistry of Mental Retardation (NIH)

Dr. Haas’ clinical interests include neurometabolic disease, general child neurology, Rett Syndrome, neuromuscular disease and neonatal neurology. He directs the UCSD Mitochondrial Disease Laboratory where the research focuses on improving diagnostic testing for mitochondrial disease, the role of mitochondrial DNA in disease, and the mitochondrial role in neurodegenerative disease.

Anuja Jindal Anuja Jindal



James Nelson James Nelson, Associate Professor
MD, University of Illinois at Chicago School of Medicine
Residency: University of Illinois at Peoria College of Medicine



Mark Nespeca Mark Nespeca, Clinical Professor
MD, Case-Western Reserve University, Ohio
Residencies: University of Colorado Affiliated Hospitals; University of Utah Affiliated Hospitals. Fellowship: Cleveland Clinic Foundation

Dr. Nespeca is one of three local investigators of a multicenter NIH RDRC (Rare Disease Research Consortium) network studying the natural history of Angelman syndrome and engaged in therapeutic intervention clinical trials.

gail-reinerGail Reiner, Nurse Practitione/Research Coordinator
DNP, FNP-C, University of San Diego; MSN, Boston University

Dr. Reiner’s clinical work includes monitoring the child development, quality of life, and medical outcomes, and collaborating with schools and multi-disciplinary team members in the whole-health care of each patient and family affected by autism. She also provides Cognitive Behavioral Intervention for Tic’s (CBIT) for patients with Tourette’s syndrome and other tic disorders. Her research focuses on mitochondrial disease, Lesch-Nyhan disease, and CBIT.

michelle-sahagian Michelle Sahagian, Assistant Clinical Professor
MD, UC San Diego School of Medicine
Residencies: UC Irvine; UC San Diego

Dr. Sahagian provides consultation and follow-up care for a wide variety of neurological disorders. She has a special interest in neuromuscular disorders and treats patients at the Muscle Clinic at Rady Children’s Hospital.

Shifteh SattarShifteh Sattar, Associate Clinical Professor
MD, St. George's University, St. George, Grenada
Pediatric Residency: University of Nevada School of Medicine, Las Vegas
Fellowships: Child Neurology at UC San Diego; Neurophysiology at Miami Children's Hospital Epilepsy at Miami Children's Hospital

Dr. Sattar specializes in pediatric epilepsy with interest in epilepsy surgery. Epilepsy surgery is a potential option for patients with intractable epilepsy and can aid in seizure freedom or reduction. Her goal is to find ways to improve quality of life of children with epilepsy.

Doris Trauner Doris Trauner, Professor
MD, Medical College of Virginia
Residency: UC San Diego; Fellowship: University of Chicago

Dr. Trauner has served as Chief of Pediatric Neurology at UCSD since 1981. She has also served as Interim Chair of the Department of Neurosciences, Chair of the Health Sciences Faculty Council, and Vice Chair of the Department of Neurosciences. She is board certified in pediatrics, child neurology, and neurodevelopmental disabilities. Her clinical interests encompass the entire spectrum of neurodevelopmental disorders, including autism spectrum disorders, language impairment, motor delay, neurobehavioral disorders, and epileptic behavior syndromes. Her research focuses on the cognitive consequences of conditions that alter brain development early in life.

Michael Zimbric Michael Zimbric, Assistant Clinical Professor
MD, University of Wisconsin – Madison, School of Medicine
Residencies (pediatrics and pediatric neurology): UC San Diego School of Medicine

Dr. Zimbric sees patients with general neurological conditions.