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Dr Siew Jia Xuan

Dr Siew Jia Xuan

MBBS (Spore), MMed (Paed) (Spore), MRCPCH (UK)

Senior Consultant

KK Women's and Children's Hospital

Specialty: General Paediatrics

Clinical Appointments

  • Senior Consultant General Paediatrics Service KK Women's and Children's HospitalKK Women's and Children's Hospital
  • Senior Consultant Endocrinology Service KK Women's and Children's HospitalKK Women's and Children's Hospital
  • Senior Consultant Adolescent Medicine Service KK Women's and Children's HospitalKK Women's and Children's Hospital


Dr Siew Jia Xuan graduated from National University of Singapore in 2003. She became accepted as a basic specialist trainee in Pediatrics in 2005. She was awarded Membership to the Royal College of Paediatrics and Child health in the UK in 2008 and went on to attain accreditation with the specialist accreditation board as a specialist in Paediatric Medicine in 2012.

She completed her postgraduate training and gained a wide range of experience at KK women’s and Children’s Hospital in the Departments of Paediatric Medicine, paediatric Subspecialties, Paediatric Intensive care, children’s emergency and Neonatology.

She currently holds the position of a Senior Consultant (Clinician) in General Paediatrics Service and has special interest in paediatric endocrinology. She sees patients with a variety of paediatric problems as well as diabetes and general endocrine patients in her ambulatory paediatrics and endocrine clinic sessions.

She is active in education in between her clinical duties and holds the position of Clinical Assistant Professor, Duke–NUS; Clinical Physician Faculty member, Paediatrics, SingHealth Residency Programme; Adjunct Assistant Professor in Department of Paediatrics, Yong Loo Lin School of Medicine and Adjunct Senior Lecturer in Lee Kong Chian School of Medicine.

She is passionate about empowering parents to provide the best for their children.


  • MRCPCH (RCPCH, UK) 2008
  • MMed (Paeds, Singapore) 2008
  • MBBS (Singapore) 2003

Professional Appointments and Committee Memberships

  • Senior Consultant, Department of Paediatric Medicine, KK Women’s and Children’s Hospital
  • Adjunct Assistant Professor, Yong Loo Lin School of Medicine
  • Adjunct Senior Lecturer, Lee Kong Chian School of Medicine
  • Clinical Assistant Professor, Duke–NUS
  • Clinical Physician Faculty member, Paediatrics, SingHealth Paediatrics Residency Programme
  • Member, Royal College of Paed & Child Health, 2008


Research Interests


  • Siew Jia-Xuan; Yap Te-Lu; Phua Kong-Boo; Kader Ajmal; Fortier Marielle V; Ong Christina Annular pancreas: a rare cause of upper gastrointestinal bleeding in a child.
    Journal of pediatric gastroenterology and nutrition 2013; 57(6): e34-6 (Article; Published in Print)
  • Jiaxuan Siew; Fabian Yap
    Growth Trajectory and pubertal tempo from birth till final height in a girl with Wolf-Hirschhorn Syndrome. Endocrinol Diabetes Metab Case Rep.2018 Apr 12; 2018
  • Siew JX, Yap F
    Right shoulder pain in an athletic 14 year old girl. Arch Dis Child Educ Pract Ed. 2018 Aug 21
  • Siew JX, Khoo ZX
    Dysphagia in an adolescent girl. Image gallery. Pediatr On call J.2019
  • Siew JX, Seah XFV, Chew YR, et al.
    Epidemiology of adenovirus infections and outcomes of cidofovir treatment in severely ill children. Pediatric Infectious Disease Journal.2020;39(10):907-913.
  • Chandran S, Siew JX, Rajadurai VS, et al
    A feed centric hypoglycemia pathway ensures appropriate care escalation in at-risk infants. BMJ Open Quality 2021;10:e001296.
  • Tan YH, Siew JX, Thomas B, Ng KC. Patient-reported outcome measures and value-based medicine in paediatrics: a timely review. Singapore Med J. 2021 Sep 21.

Research Trials