Matthew J. Ryan, MD Matthew J. Ryan, MD, is a Pediatric Gastroenterologist in the Division of Gastroenterology, Hepatology and Nutrition at Children's Hospital of Philadelphia. Areas of Expertise: Airway complications related to GERD, Functional abdominal pain, Primary Sclerosing cholangitis Locations: Main Campus; Specialty Care & Surgery Center, Voorhees; Specialty Care, Princeton at Plainsboro Phone: 215-590-3630 Education and Training Medical SchoolMD - University of Medicine and Dentistry of New Jersey-New Jersey Medical School, Newark, NJ InternshipPediatrics - The University of Chicago Children's Hospital, Chicago, IL ResidencyPediatrics - The University of Chicago Children's Hospital, Chicago, IL FellowshipPediatric Gastroenterology (Clinical and Research) - The Children's Hospital of Philadelphia, Philadelphia, PA Board CertificationPediatric GastroenterologyPediatrics Titles and Academic Titles Attending PhysicianAssociate Professor of Clinical Pediatrics, Perelman School of Medicine at the University of Pennsylvania Conditions Treated Abdominal Pain Allergic Disorders Alpha-1 Antitrypsin Deficiency Autoimmune Enteropathy Autoimmune Hepatitis Biliary Atresia Colic and Gas Common Gastrointestinal Conditions Constipation Diarrhea in Children Dysphagia Encopresis Eosinophilic Esophagitis Esophagitis Feeding and Swallowing Disorders Food Protein-Induced Enterocolitis Syndrome (FPIES)Functional Abdominal PainGallbladder DiseaseGastritisGastroesophageal Reflux (GER)Gastrointestinal Congenital AnomaliesGastroparesis Growth ProblemsIrritable Bowel Syndrome in ChildrenIron Deficiency AnemiaLiver DisordersMalabsorptionMalnutritionNutritional DisordersPrimary Sclerosing CholangitisProgressive Familial Intrahepatic CholestasisVomiting Departments and Services Viral Hepatitis Clinical Care Program Division of Gastroenterology, Hepatology and Nutrition Fred and Suzanne Biesecker Pediatric Liver Center General Diagnostic Gastroenterology (GI) Program Center for Pediatric Airway DisordersKohlâs GI Nutrition and Diagnostic Center22q and You Center Research Interests Pediatric liver disease Bile duct development Growth and remodeling Notch signaling Publications Abstracts2012 Ryan M, Underkoffler L, Dutton J, Loomes K: Delayed Biliary Development Leads to Bile Duct Proliferation and Portal Tract Expansion in Mice Heterozygous for Radical Fringe and Jag1 Alleles. Poster Presentation, AASLD annual meeting Boston, MA November 2012. BooksChapters 2008 Ryan JM: Vomiting, Splenomegaly and Asplenia/Hyposplenia. The Five Minute Pediatric Consult, 5th edition. Lippincott Williams and Wilkins, 2008. Awards and Honors 2016, Fellow's Teaching Award Honor Roll 2015, Fellow's Teaching Award Honor Roll 2006-2008, CDHNF Young Investigator's Development Award 2006, 2nd place Komorov Competition-basic science 2004-2006, NIH Loan Repayment Program Editorial and Academic Positions Editorial positions 2011, Journal of Clinical Investigation, Ad hoc reviewer 2010, Human Immunology, Ad hoc reviewer Academic and institutional committees 2015-present, Chair of the GI ACGME program evaluation committee - PEC 2011-present, Division of GI, Hepatology and Nutrition Second Opinion Committee Leadership and Memberships Memberships in professional organization American Association for the Study of Liver Diseases American Gastroenterology Association North American Society of Pediatric Gastroenterology, Hepatology and Nutrition American Academy of Pediatrics Patient Experience Ratings About the Patient Experience Rating System The Patient Experience Rating is an average of all responses to the care provider related questions shown below from our nationally-recognized Press Ganey Patient Satisfaction Survey. Patients that are treated in outpatient or hospital environments may receive different surveys, and the volume of responses will vary by question. Responses are measured on a scale of 1 to 5 with 5 being the best score. The comments are submitted by patients and families and reflect their views and opinions. The comments are not endorsed by and do not reflect the views of Children’s Hospital of Philadelphia.