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Prof William Hwang

Prof Hwang Ying Khee William

​MBBS, M Med(Int Med), FRCP(London), FAMS

Senior Consultant

National Cancer Centre Singapore

Specialty: Haematology

Clinical Interest: Haematopoietic Stem Cell & Cellular Therapy

Clinical Appointments

  • Senior Consultant National Cancer Centre SingaporeNational Cancer Centre Singapore
  • Senior Consultant SingHealth Duke-NUS Blood Cancer Centre
  • Senior Consultant SingHealth Duke-NUS Transplant Centre
  • Senior Consultant Haematology Singapore General HospitalSingapore General Hospital

Academic Appointments

  • Professor


Professor William Hwang is a haemato-oncologist with over 25 years’ experience in hematopoietic stem cell transplantation and cell therapy. His clinical and research focus is primarily in cell therapy and stem cell transplants. He currently serves as Senior Consultant of the Department of Haematology, Singapore General Hospital and National Cancer Centre Singapore, Co-Director of the Regenerative Medicine Institute of Singapore (REMEDIS) and Senior Advisor for SingHealth. In 2023, he was the recipient of the National Outstanding Clinician Award. 

Professor Hwang is also Chair of the Board Organising Committee (BOC) of the Singapore Translational Cancer Consortium (STCC), Chair of the Advisory Board of the Lien Centre for Palliative Care (LCPC), BOC member of the Advanced Cell Therapy Research Institute of Singapore (ACTRIS), Co-Chair of the National Advisory Committee on Cancer (NACC) and Deputy Chair of the MOH Clinical Services Strategy Committee for Cell Therapy (CSSC-CT). 

Professor Hwang previously served as CEO of the National Cancer Centre Singapore (2017-2023), Director, SingHealth Transplant; Head, SingHealth Duke-NUS Blood Cancer Centre; Head, Department of Haematology, Singapore General Hospital and Medical Director, Singapore Cord Blood Bank (SCBB). 

In recognition of his international standing in the field of haematology, cell therapy and stem cell transplantation, he was previously elected President of the World Marrow Donor Association, President of the Singapore Society of Haematology, Chairman for the Chapter of Haematologists for the Academy of Medicine Singapore and Advisory Committee Member for the Center for International Blood & Marrow Transplant Research (CIBMTR), and Executive Board Member of the Asia Pacific Blood and Marrow Transplantation Group (APBMT). He has also served as Co-Chair of the MOH Cell, Tissue and Gene Therapy (CTGT) Workgroup, and Co-Chair of the MOH Tissue Banking Working Committee. 

Professor Hwang is a faculty member of the Cancer and Stem Cell Biology Programme in Duke-NUS. He has published over 150 clinical and scientific papers in the field of haematology and oncology as well as several books.


  • ​MBBS
  • M Med (Int Med)
  • MRCP (UK)
  • FAMS
  • FRCP (London)
  • MBA (UCLA and NUS)

Professional Appointments and Committee Memberships

  • Vice President (Asia), International Society for Cell and Gene Therapy (ISCT). 
  • Lead, Secretariat General, Asian National Cancer Centre Alliance (ANCCA) 
  • Global Committee member, European Society for Blood and Marrow Transplantation (EBMT) 
  • Fellow, Royal College of Physicians (London) 
  • International Member, American Society of Hematology


  • National Outstanding Clinician Award 2023 
  • See Lai Ngor Prize (top UCLA-NUS eMBA student of the 2022 cohort) 
  • SingHealth Long Service Award 2023 SingHealth Game Changer Award (2017)
  • SingHealth GCEO Excellence Awards: Outstanding Clinician Researcher Award (2015)
  • SingHealth Transplant Most Outstanding Doctor Award (2015)
  • Duke-NUS Pioneer Award (2013)
  • Outstanding Faculty for Engagement (Molecules and Cells) (2012)
  • Singapore Health Quality Service Award (Star) (2011)
  • Graduate Diploma in Healthcare Management and Leadership (Singapore Management University) (2010)
  • Heart of Gold Award (SGH) (2010)
  • Distinguished Faculty, Molecules and Cells, Duke-NUS Medical School (2010)
  • Singapore General Hospital Service Quality “Service with a Heart” Award #5; February (2009)
  • EXSA Excellent Service Award (Gold) (2008)
  • Singapore General Hospital Service Quality “Service with a Heart” Award #3 and 4; (2007) (x2)
  • Outstanding Faculty, Body and Disease Course.  Duke-NUS Medical School. (2008)
  • EXSA Excellent Service Award (Silver) (2007)
  • SingHealth Mentorship grant award for attachment to Fred Hutchinson Cancer Research Center (2006)
  • SingHealth Long Service Award (2005)

Research Interests

Hematopoietic stem cell transplantation, Ex vivo expansion of cord blood hematopoietic stem cells, Mesenchymal stromal cell (MSC) therapy.


H-Index34 (Google Scholar Citation) (as at 10 Jan 2023)

PubMed Link:

Patents (related or unrelated to the study):

  1. PCT/SG2017/050409: Substituted Azole Derivatives for Generation, Proliferation and Differentiation of Hematopoietic Stem and Progenitor Cells (WO/2018/048346).
  2. PCT/SG2017/050408: Immunoppressive Composition for Use in Treating Immunological Disorders (WO/2018/034620).

Research Trials