Dr. Hayley A. Ron

Erica Fernandes is a Medical Genetics specialist and a Pediatrics provider in New Hyde Park, New York. Dr. Fernandes is rated as an Advanced provider by MediFind in the treatment of Costello Syndrome. Her top areas of expertise are Microcephaly, Chromosome 13q Deletion, Acrodermatitis Enteropathica, and CHARGE Syndrome.

John Pappas is a Medical Genetics specialist and a Pediatrics provider in New York, New York. Dr. Pappas is rated as an Advanced provider by MediFind in the treatment of Costello Syndrome. His top areas of expertise are Cortical Dysplasia, Microcephaly, Achalasia Microcephaly Syndrome, and CHARGE Syndrome.

Dr. Marion is Executive Director of the Children’s Evaluation and Rehabilitation Center and the University Center of Excellence in Developmental Disabilities at the Rose F. Kennedy Center. He is Chief of the Divisions of Genetics and of Development Medicine at the Children’s Hospital at Montefiore and Director of the Center for Congenital Disorders. A faculty member at Einstein since 1984, Dr. Marion’s interests include the natural history and genetic basis of multiple malformation syndromes. At The Children’s Hospital at Montefiore he has served as Medical Director of the Spina Bifida Center for 20 years, is the founder and Medical Director of the Williams Syndrome Center, and helped organize the Center for CardioG enetics, the Neurofibromatosis Center, and the Center for Excellence in Autism. He has published extensively in the medical literature in these areas and, in addition, is the author of seven books. Dr. Marion is rated as an Advanced provider by MediFind in the treatment of Costello Syndrome. His top areas of expertise are Mucopolysaccharidosis Type 7 (MPS VII, Sly Syndrome), Mucopolysaccharidosis Type 6 (MPS VI, Maroteaux-Lamy Syndrome), N-Acetyl-Alpha-D-Galactosaminidase Deficiency Type 3, and Mucopolysaccharidoses (MPS).