Dr Muthukkumaran obtained his Masters in Clinical Oncology from University of Malaya in 2013. He previously served at Sabah Women and Children Hospital and currently based at Hospital Kuala Lumpur’s Department of Radiotherapy and Oncology. 

Dr Muthukkumaran has a special interest in pulmonary oncology, genitourinary oncology, neuro oncology (including stereotactic cranial radiosurgery) and paediatric radiation. He is actively involved in both industry-sponsored and investigator-initiated clinical research. 

Dr Muthukkumaran is currently the President of Malaysian Oncological Society (MOS) and the President of College of Oncologists, Academy of Medicine Malaysia. He is a national representative to the Federation of Asian Organizations for Radiation Oncology (FARO), South East Asian Radiation Oncology Group (SEAROG) and International Atomic Energy Agency (IAEA).