Hannah Kingdom

Hannah is an associate in Osler’s Litigation Department with specialized expertise in health advocacy. Hannah provides strategic legal advice and representation to hospitals, other health service providers and private companies in the health industry on all matters relating to health care in Canada.

Hannah's broad practice includes advocacy and regulatory work in the areas of privileges/credentialing (including appearances before hospital boards and the Health Professions Appeal and Review Board), risk management, assisted reproductive technology, health privacy (including appeals to the Information and Privacy Commissioner), access to information, mental health (including appearances before the Consent and Capacity Board), professional regulation and Coroner’s Inquests. Hannah is also co-Chair of Osler’s Women Lawyers’ Network and a member of Osler’s national Health and Safety Committee.

Prior to practicing law, Hannah conducted research on assisted reproductive technology for the Women’s Legal Education and Action Fund (LEAF) and worked at hospitals and research facilities in Toronto and in the U.K.

Hannah joined Osler in 2013 as a summer student and returned to complete her articles in 2014-2015.

Representative Work

Latest Insights

  • Osler Update Feb 23, 2023

    Implications of new proposed legislation on the credentialing and employment of healthcare workers in Ontario

    Healthcare organizations are well-advised to pay attention to the implications of Bill 60 on the credentialing and hiring (as applicable) of...

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  • Osler Update Feb 16, 2021

    Key decisions in 2020 impacting hospital privileges and the conduct of administrative proceedings

    As we enter another year of unique challenges for hospitals and health care organizations, we review below key decisions made in 2020 which impact...

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  • Osler Update Feb 8, 2021

    Public commentary by physicians during the COVID-19 pandemic: Risks and considerations

    Recent news coverage has highlighted concerns for healthcare organizations and potential consequences for physicians of unbridled public commentary...

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Awards and Recognition

  • Best Lawyers: Recognized as “One to Watch” in Corporate and Commercial Litigation

Community Involvement

  • Volunteer Counsel, Pro Bono Ontario (2020 – present)
  • Executive Member, Ontario Bar Association – Health Law Section (2017 – 2021)
  • Mentor, First Generation Network (2020 – 2021)
  • Moot Judge, University of Toronto Faculty of Law (2019 – 2021)
  • Mentor, Korean Professional Women’s Association (2019 – 2020)



  • University of Toronto, Faculty of Law, J.D.
  • McGill University, B.A. (First Class Honours, with Distinction)


  • English

Professional Affiliations

  • Ontario Bar Association – Health Law Section
  • The Medico-Legal Society of Toronto
  • Law Society of Ontario
  • Canadian Bar Association