• Member, Advisory Committee „MedicalContact - Telematikgestütztes Disease-Management bei Hochrisiken", 2001-2006
• Member/ Vice Chair, Scientific Council, 2004-2008

• Member, Scientific Advisory Committee, 2002-2007

• Member, CAPNetz-Advisory Board since 2002

• Member, Advisory Board, 2004-2006

• Member, Scientific Advisory Committee, the project morbidity-based output volume since 2004

• Member, Standing Committee on Health Services Research of the Scientific Council since 2005

• Member, Scientific Advisory Board, 2005-2007

• Member, Scientific Advisory Committee of design and development of the risk structure compensation, 2007-2008

• Member, Scientific Advisory Committee since 2010