Dr Athanasios Diamantopoulos is a Consultant Interventional Radiologist at Guy's and St Thomas' NHS Foundation Trust and an Honorary Professor at King's College London.

His clinical and research interests focus on image-guided, minimally invasive therapies, particularly in peripheral arterial disease and critical limb-threatening ischaemia. He has published extensively in this field and has contributed to national and international clinical trials and clinical guideline development.

Dr Diamantopoulos is involved in undergraduate and postgraduate teaching at King's and works with multidisciplinary teams to support research, education, and clinical service development across King's Health Partners.