Dr Timothy Cheo is a senior consultant radiation oncologist with the National Cancer Institute, Singapore (NCIS), with subspecialty interests in radiotherapy in palliative patients, head and neck cancers, sarcoma and skin cancers. He obtained his medical degree from the Yong Loo Lin School of Medicine, National University of Singapore in 2003. He is a Fellow of the Royal Australian and New Zealand College of Radiologists (RANCZR) in 2013. Apart from clinical duties, he is involved in post-graduate radiation oncology education in his capacity as director of training for the department.

Dr Cheo speaks English and Mandarin.