Dr Tham Keng Seng is an associate consultant at the Department of Psychological Medicine at Changi General Hospital (CGH), with a special interest in geriatric psychiatry and neuropsychiatry. He graduated with a Bachelor of Medicine and Bachelor of Surgery (MBChB) degree at the University of Edinburgh in 2012. He then obtained his postgraduate psychiatry qualifications in 2017 and completed his psychiatry residency training in 2020.

He is fluent in English, Mandarin, Cantonese and Malay. He runs general psychiatry, geriatric, memory and sleep clinics in CGH and also is passionate in medical education and has teaching roles with Yong Loo Lin School of Medicine and Duke-NUS.