Willem J.G. Oyen

Full Professor

Diagnostic Imaging and Radiotherapy
Nuclear Medicine and Molecular Imaging; Director of the Postgraduate Residency Program for Nuclear Medicine

Professor Wim Oyen is full Professor of Diagnostic Imaging and Radiotherapy at Humanitas University in Milan, Italy and nuclear medicine physician at the Department of Radiology and Nuclear Medicine of Rijnstate Hospital, Arnhem, The Netherlands. From 2015-2018, he was full Professor of Nuclear Medicine and Molecular Imaging at The Institute of Cancer Research and Head of the Department of Nuclear Medicine of The Royal Marsden Hospital, London, UK. Before working in the UK, he was a nuclear medicine physician and full Professor of Nuclear Medicine at the Radboud University Medical Centre Nijmegen, The Netherlands, serving as Head of the Department of Nuclear Medicine, Member of the Board of the Medical Staff and Director of the Research Institute for Oncology of RadboudUMC.

He is currently actively involved in the European Association of Nuclear Medicine (Board Member, pastCongress Chair and EANM President 2019/2020) and the International Cancer Imaging Society (President 2017/2018). Professor Oyen is a member of several Editorial Boards, including the European Journal of Nuclear Medicine and Molecular Imaging and the Journal of Nuclear Medicine.


Humanitas is a highly specialized Hospital, Research and Teaching Center. Built around centers for the prevention and treatment of cancer, cardiovascular, neurological and orthopedic disease – together with an Ophthalmic Center and a Fertility Center – Humanitas also operates a highly specialised Emergency Department.