Dr Terry Tan is currently an ENT consultant at the Otolaryngology Head and Neck Service in Khoo Teck Puat Hospital. He graduated from the NUS School of Medicine in 2007, and obtained his Master of Medicine (Otolaryngology) in 2012.

He has an interest in sleep surgery, and runs the sleep subspecialty clinics in KPTH. He was awarded the ministry's HMDP (Healthcare Manpower Development Program) in 2017 and went to UPMC (University of pittsburgh Medical Centre0 in Pennsylvania, USA, under the mentorship of Dr Ryan Soose to further his knowledge in sleep medicine and surgery, with focus on hypoglossal nerve upper airway stimulation therapy for obstructive sleep apnea.

Dr Tan is currently a member of the American Association of sleep medicine (AASM) and international surgical sleep society (ISSS). He is also actively involved in education, being a Clinical Lecturer with the Yong Loo Lin School of Medicine, and a Clinical Teacher and Core Tutor (Clinical) for the Lee Kong Chian School of Medicine.