(Member of the EXCEMED Scientific Committee) is founder and Medical Director of the IVF-unit at the Hamburg Fertility Center, one of the largest and leading German IVF centers. In July 1998 the Fertility Center of Hamburg was one of the first centers in Germany and worldwide to introduce certified quality management according to the ISO 9001. In 2002 the IVF-Lab was ISO 17025 certified. Prior to this he was medical director of the first outpatient IVF-unit in Hamburg.

Author of numerous publications in national and international scientific journals and books, as well as lectures at conferences worldwide, Dr Fischer is an active member of the American Society of Reproductive Medicine (ASRM), Founding member of the European Society of Human Reproduction (ESHRE) and member of its advisory committee as well as Founding member of the “AG Gynäkologische Endokrinologie und Fortpflanzungsmedizin” (DGGEF) and “Berufsverband Reproduktionsmedizinischer Zentren” (BRZ) both in Germany.