Ambroise Wonkam is a Pediatrics specialist and a Medical Genetics provider in Baltimore, Maryland. Dr. Wonkam is rated as an Experienced provider by MediFind in the treatment of Noonan Syndrome. His top areas of expertise are Anemia, Fragile X Syndrome, Pyle Disease, and Micrognathia.

Dr. Couser obtained his bachelor’s degree from the University of Virginia and his Medical Doctorate from the Virginia Commonwealth University School of Medicine (VCU SOM). Dr. Couser’s ophthalmology residency was completed at Howard University where he served as co-chief resident in the last year of his residency. He received fellowship training in pediatric ophthalmology and adult strabismus at Emory University. Dr. Couser received a master’s degree in biotechnology from the Johns Hopkins University and completed a residency in clinical genetics at the University of North Carolina at Chapel Hill. He is one of only a few individuals currently board-certified by both the American Board of Ophthalmology and the American Board of Medical Genetics and Genomics. CV https://www.hopkinsmedicine.org/-/media/wilmer/documents/cvs/couser-cv Research Summary My primary research focus involves the identification and management of genetic eye diseases including rare inherited disorders affecting the eyes. Research and scholarly activities have been an integral component of my career path. I have been the principal investigator on 10 clinical trial/IRB studies and a co-investigator on others, participated with several committees or advisory panels related to research activities. I have been credited with over 120 book chapter, journal article and abstract publications. In addition, I served as the primary author/sole editor for a textbook titled Ophthalmic Genetic Diseases: A Quick Reference Guide to the Eye and External Ocular Adnexa Abnormalities, 1st Edition, published by Elsevier in 2018, which is one of only a few textbooks published in this subject area. I also served as a grant review panelist for the National Eye Institute Career Development Awards. Selected Publications *Couser NL, Masood MM, Strande NT, Foreman AKM, Crooks K, Weck KE, Lu M, Wilhelmsen KC, Roche M, Evans JP, Berg JS, Powell CM. 2015. The phenotype of multiple congenital anomalies- hypotonia-seizures syndrome 1: Report and review. Am J Med Genet Part A 9999A:1–6 *Couser NL, Lambert SR. Botulinum toxin: A treatment of consecutive esotropia in children. Strabismus 2012; 20(4):158-161 Couser NL, Lenhart PD, Hutchinson AK. Augmented Hummelsheim procedure to treat complete abducens nerve palsy. J AAPOS 2012;16(4):331-5 *Natario L. Couser, Maheer M. Masood, Arthur S. Aylsworth, and Roger E. Stevenson. Ocular manifestations in the X-linked intellectual disability syndromes. Ophthalmic Genet. 2017, Jan 23:1-12 *Couser NL, Brooks BP, Drack AV, Shankar SP. The evolving role of genetics in ophthalmology. Ophthalmic Genet. 2021 Jan 12:1-4. doi: 10.1080/13816810.2020.1868011. Dr. Couser is rated as an Experienced provider by MediFind in the treatment of Noonan Syndrome. His top areas of expertise are Epicanthal Folds, Strabismus, Brown Syndrome, and Hypotonia.

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 Experienced provider by MediFind in the treatment of Noonan Syndrome. Her top areas of expertise are Cerebral Palsy, Gastroparesis, Orbital Cellulitis, and Sickle Cell Disease.

Dr. Hilary Vernon is a Professor of Genetic Medicine and pediatrics at the Johns Hopkins University School of Medicine. She is also an attending physician at Kennedy Krieger Institute. Hilary Vernon has expertise in treating inborn errors of metabolism and mitochondrial disorders. She is the director of the Mitochondrial Care Center at The Johns Hopkins Hospital and the Barth Syndrome Interdisciplinary Clinic at the Kennedy Krieger Institute. Her research interests include understanding intermediary metabolism in Barth syndrome and in disorders of branch chain amino acid metabolism. Dr. Vernon also co-directs the Department of Genetic Medicine Clinical Trials Unit, and is the principal investigator on multiple clinical trials for rare diseases. Dr. Vernon received her medical degree and doctorate from Rutgers University, New Brunswick, New Jersey. She completed residencies in genetics and pediatrics at The Johns Hopkins University, and a fellowship in clinical laboratory biochemical genetics at The Johns Hopkins University. Dr. Vernon was recognized with the 2010 Francis F. Schwentker Award for Excellence in Research at Johns Hopkins University and the 2011 James B. Sidbury Jr. Fellowship in Biochemical Genetics at Johns Hopkins University. Dr. Vernon is rated as an Experienced provider by MediFind in the treatment of Noonan Syndrome. Her top areas of expertise are Methylmalonic Acidemia, Propionic Acidemia, Infantile Neutropenia, Progressive External Ophthalmoplegia, and Gastrostomy.

Dr. Janet L. Crane is an Associate Professor of Pediatrics at the Johns Hopkins University School of Medicine. Dr. Crane is the Director of the Pediatric Bone Health Program, which focuses on the care of children with rare metabolic bone diseases and osteoporosis/skeletal fragility syndromes. Dr. Crane received her bachelor’s degree in nutritional science from the University of Missouri. She completed her medical degree at the University of Maryland-Baltimore, residency in pediatrics at Children's Mercy Hospital and Clinics in Kansas City, Missouri and fellowship in pediatric endocrinology at Johns Hopkins University in 2013. Dr. Crane is a faculty member of the Center for Musculoskeletal Research. Her research is focused on bone modeling and remodeling factors that result in proper bone growth and strength. The goal of her studies is to identify diagnostic markers and therapeutic targets to enhance bone strength in children who have recurrent fractures. Dr. Crane also participates in industry sponosored clinical studies to investigate the safety and efficacy of medications for metabolic bone disease and skeletal fragility. Dr. Crane is rated as an Experienced provider by MediFind in the treatment of Noonan Syndrome. Her top areas of expertise are Osteogenesis Imperfecta, Juvenile Primary Osteoporosis, Short Stature (Growth Disorders), and Noonan Syndrome.

Carissa Baker is a Pediatric Cardiologist in Baltimore,, Maryland. Dr. Baker is rated as an Experienced provider by MediFind in the treatment of Noonan Syndrome. Her top areas of expertise are Homozygous Familial Hypercholesterolemia (HoFH), High Cholesterol, Heart Murmurs, and Hypertension.

Carol Greene is a Pediatrics provider in Baltimore, Maryland. Dr. Greene is rated as an Experienced provider by MediFind in the treatment of Noonan Syndrome. Her top areas of expertise are Musculocontractural Ehlers-Danlos Syndrome (mcEDS), Phenylketonuria (PKU), Increased Head Circumference, and MELAS Syndrome.

Heather Riordan is a Pediatric Neurologist in Baltimore, Maryland. Dr. Riordan is rated as an Experienced provider by MediFind in the treatment of Noonan Syndrome. Her top areas of expertise are Cerebral Palsy, Focal Dystonia, Transient Tic Disorder, Spastic Diplegia Infantile Type, and Rhizotomy.

Maximilian Muenke is a Medical Genetics provider in Bethesda, Maryland. Dr. Muenke is rated as an Experienced provider by MediFind in the treatment of Noonan Syndrome. His top areas of expertise are Holoprosencephaly, Turner Syndrome, Craniosynostosis, and Corpus Callosum Agenesis.

Marshall Summar is a Medical Genetics specialist and a Pediatrics provider in Chevy Chase, Maryland. Dr. Summar is rated as an Experienced provider by MediFind in the treatment of Noonan Syndrome. His top areas of expertise are Argininosuccinic Aciduria, Urea Cycle Disorders (UCD), Propionic Acidemia, and Ornithine Translocase Deficiency.

Neha Vyas is a Pediatric Endocrinologist in Baltimore, Maryland. Dr. Vyas is rated as an Experienced provider by MediFind in the treatment of Noonan Syndrome. Her top areas of expertise are Type 1 Diabetes (T1D), Short Stature (Growth Disorders), Precocious Puberty, and Familial Short Stature (FSS).

Debra Counts is a Pediatric Endocrinologist and an Endocrinologist in Baltimore, Maryland. Dr. Counts is rated as an Experienced provider by MediFind in the treatment of Noonan Syndrome. Her top areas of expertise are Idiopathic Short Stature (ISS), Short Stature (Growth Disorders), Klinefelter Syndrome, and Pediatric Growth Hormone Deficiency. Dr. Counts is currently accepting new patients.

Ryan Miller is a Pediatric Endocrinologist in Baltimore, Maryland. Dr. Miller is rated as an Experienced provider by MediFind in the treatment of Noonan Syndrome. His top areas of expertise are Short Stature (Growth Disorders), Idiopathic Short Stature (ISS), Familial Short Stature (FSS), and Precocious Puberty.

Leslie Biesecker is a Medical Genetics specialist and a Pediatrics provider in Bethesda, Maryland. Dr. Biesecker is rated as an Experienced provider by MediFind in the treatment of Noonan Syndrome. His top areas of expertise are Proteus Syndrome, Proteus-Like Syndrome, Acromicric Dysplasia, and Lenz Microphthalmia Syndrome.

Antonie Kline is a Medical Genetics specialist and a Pediatrics provider in Baltimore, Maryland. Dr. Kline is rated as an Experienced provider by MediFind in the treatment of Noonan Syndrome. Her top areas of expertise are Cornelia De Lange Syndrome, Micrognathia, Ehlers-Danlos Syndrome (EDS), and Crouzon Syndrome. Dr. Kline is currently accepting new patients.

Sara Di Vall is a Pediatric Endocrinologist in Baltimore, Maryland. Dr. Di Vall is rated as an Experienced provider by MediFind in the treatment of Noonan Syndrome. Her top areas of expertise are Congenital Hypothyroidism, Short Stature (Growth Disorders), Idiopathic Short Stature (ISS), and Familial Short Stature (FSS).

Sheena Moorthy is a primary care provider, practicing in Internal Medicine in Baltimore, Maryland. Dr. Moorthy is rated as an Experienced provider by MediFind in the treatment of Noonan Syndrome. Her top areas of expertise are Acute Kidney Failure, Macroglossia, Gitelman Syndrome, and Peptic Ulcer.

Elizabeth Parker is a Pediatric Endocrinologist in Annapolis, Maryland. Dr. Parker is rated as an Experienced provider by MediFind in the treatment of Noonan Syndrome. Her top areas of expertise are Short Stature (Growth Disorders), Familial Short Stature (FSS), Idiopathic Short Stature (ISS), and Precocious Puberty.

Pim Suwannarat is a Medical Genetics specialist and a Pediatrics provider in Suitland, Maryland. Dr. Suwannarat is rated as an Experienced provider by MediFind in the treatment of Noonan Syndrome. Her top areas of expertise are Triple X Syndrome, Classic Galactosemia, Ehlers-Danlos Syndrome (EDS), and Chromosome 10q Deletion. Dr. Suwannarat is currently accepting new patients.