Dr Lee Lay Tin is a Senior Consultant in the Occupational Health Service at Tan Tock Seng Hospital. She specialises in occupational and environmental health, workplace safety, and has expertise in preventing, investigating, and managing work-related illnesses.

Dr Lee graduated with her Bachelor of Medicine and Bachelor of Surgery from the University of Singapore in 1980 and obtained her Master of Science in Occupational Medicine from the National University of Singapore in 1985. She is a Fellow of the Academy of Medicine (Singapore) and is a designated Workplace Doctor.

Dr Lee provides comprehensive occupational health and safety support to both employees and organisations seeking expert advice on workplace hazards. Her workplace-level services include risk assessments for workplace hazards, occupational disease investigations and management, and the design and implementation of medical surveillance programmes for workplace risks. For individual employees, she offers fitness-to-work evaluations, return-to-work assessments after illness or injury, and medical advice and assessments for compensation related to occupational diseases. Her clinical interests encompass investigations and preventive management of work-related disorders, occupational lung disorders, occupational dermatoses, occupational infectious diseases, occupational toxicology, biosafety, and fitness-to-work assessments.

Dr Lee adopts a holistic approach to promote employees' health, safety, and functionality, with an emphasis on sustainable and evidence-based medical practice.