1987-1996
University of Muenster, Internal Medicine
1996 - 2003
Head of Dept of Gastroenterology Marienhospital Herne
University of Bochum
1998
Venia legendi for Internal medicine
Lecturer at University Bochum and University Muenster
2003 -
Head of Dept. Internal Medicine
Herz-Jesu-Hospital Muenster Teaching-Hospital University of Muenster
Gastroenterologist, Hepatologist, Infectiologist, medical nutrition, medical oncology, Intensive care medicin
President of Society of Gastroenterology in Muenster e.V.
President of Qualitaetszirkel für Hepatologie der Aerztekammer Westfalen-Lippe und der Kassenaerztliche Vereinigung Westfalen-Lippe
Presidential Commitee of NRW-Society of Gastroetenerology
Member of German, European, and international Societies of Gastroenterology
,and several other Memberships