Dr Daniel Tan Yat Harn

Dr Daniel Tan Yat Harn is Director and Senior Consultant Radiation Oncologist at Asian Alliance Radiation & Oncology (AARO), with clinics located in Bukit Timah, Farrer Park, Napier, Thomson Road, Orchard, and Novena.

With more than 20 years of clinical experience, Dr Tan subspecialises in treating brain and spine tumours (neuro-oncology), as well as breast and prostate cancers. His clinical practice includes the use of stereotactic radiosurgery (SRS) and stereotactic body radiation therapy (SBRT) to manage both primary and metastatic tumours. He is dual-trained in chemotherapy and radiotherapy and is proficient in techniques such as 3D conformal radiotherapy (3D-CRT), intensity-modulated radiation therapy (IMRT), and image-guided radiation therapy (IGRT).

After graduating from the National University of Singapore (NUS) in 2002, Dr Tan began his career at the National Cancer Centre Singapore (NCCS). In 2008, he was awarded the Health Manpower Development Programme (HMDP) Award for training in clinical oncology in the UK. He obtained his Fellowship in Clinical Oncology from the Royal College of Radiologists (UK) in 2011 and was admitted as a Fellow of the Academy of Medicine, Singapore (FAMS) in 2012.

That same year, Dr Tan received another HMDP Award to train in brachytherapy, stereotactic radiosurgery and stereotactic body radiation therapy (SRS/SBRT). Dr Tan also holds an MBA in Healthcare Management from the National University of Singapore (NUS) Business School.

Prior to joining private practice, he was the co-chairperson of the Neuro-Oncology Cancer Service Line Development workgroup and contributed to developing several Stereotactic Radiation Treatment Programs. He also has served as a consultant to cancer centres in China, Russia, and Myanmar, supporting service planning and clinical supervision.

In addition to his clinical work, he has lectured at the Yong Loo Lin School of Medicine and Nanyang Polytechnic’s School of Radiation Therapy. He has published in peer-reviewed journals on topics related to neuro-oncology, stereotactic radiotherapy, and brachytherapy.

Dr Tan is accredited to Thomson Medical Centre.