Dr Nightingale is a paediatric gastroenterologist and hepatologist.  He specialises in diagnosing and treating problems of the gastrointestinal system and liver in infants, children and adolescents (ages 0-17 years).  He provides consultations (at John Hunter Children’s Hospital) and if necessary, performs procedures such as diagnostic and interventional upper gastrointestinal endoscopy (gastroscopy), colonoscopy and liver biopsy.

Dr Nightingale obtained a Bachelor of Medicine (Honours) from the University of Newcastle, trained in paediatrics and subspecialised in paediatric gastroenterology, hepatology and liver transplantation medicine at the Children’s Hospital at Westmead and then The Hospital for Sick Children in Toronto, Canada.  He is a Fellow of the Royal Australasian College of Physicians and is on the College’s Paediatric National Clinical Examination Panel.  Dr Nightingale is a Staff Specialist at John Hunter Children’s Hospital in Newcastle, NSW, Australia and a Conjoint Senior Lecturer in the Discipline of Paediatrics and Child Health at the University of Newcastle.  In addition to his clinical work, he is actively involved in medical research, with publications in many areas of paediatric gastroenterology including eosinophilic oesophagitis, viral hepatitis and metabolic liver disease.