Dr Foo Siew Hui is a Senior Consultant Endocrinologist / Head of Medical Department at Hospital Selayang. She is also a visiting Consultant Endocrinologist at Subang Jaya Medical Centre. Dr Foo completed her basic medical degree in 1999 with Bachelor of Medicine & Surgery (MBBS, 1^st class honours) at University of Sydney, Australia followed by MRCP (UK) in 2004. She obtained the Fellowship in Endocrinology in 2009 and started the Endocrine Service at Selayang Hospital in 2010.

She also serves as the Honorary Secretary of the Malaysian Endocrine & Metabolic Society, a trainer for the Ministry of Health Endocrinology Subspecialty Fellowship training and member of the task force for various national guidelines in diabetes and thyroid disorders. She is committed in continuous medical education by being involved actively in numerous workshops, seminars, conferences, forums and public health campaign at the state, national and regional level.