Trained in paediatrics at the St Franziskus-Hospital in Muenster/Germany, St Franziskus-Hospital Ahlen/Germany and Clemenshospital Muenster/Germany. Training in Paediatric Cardiology, Neonatology and PICU at the University Children's hospital Muenster/Germany. Consultant in Paediatric Cardiology since 2001. Worked at the Evelina London Children's hospital from 2005 until 2016. Specialised in catheter interventions for congenital heart disease. Further special interest in Kawasaki-disease.
Since October 2016 Academic Medical Specialist at the Sophia Kinderziekenhuis at the Erasmus Medical Centre in Rotterdam, Netherlands, Head of pediatric cardiac catheterisation.
Since 2022 Head of Pediatric Cardiology.
Honorary Senior lecturer at King's College London since 2011.
Venia legendi for Paediatric Cardiology at the University of Muenster/Germany since 2015.