Anna L. Marrison  


Executive Summary

Anna Marrison advocates for healthcare organizations and their staff in civil law suits. Anna regularly advises health care clients on health-related legislation, including the Quality of Care Information Act, the Personal Health Information Protection Act and the Health Care Consent Act. She provides advice on a wide range of health-related issues, including disclosure obligations, the release of personal information to third parties, regulatory college proceedings and litigation, uninsured health services, and legal issues relating to telehealth. She also provides advice in the context of complex and challenging consent scenarios.

In addition to appearing before all levels of civil courts in Ontario, Anna has appeared before administrative tribunals, including the Health Professionals Appeal and Review Board in relation to physician privileging disputes and regulatory college appeals, regulatory colleges in relation to complaints against health professionals, and the Consent and Capacity Board regarding findings on capacity to make admission and treatment decisions.

Representative Work

  • Acts for hospitals, healthcare clinics, and municipalities and their employees in medical malpractice and other civil lawsuits.
  • Represents hospitals on physician privileges issues before the Health Professionals Appeal and Review Board.
  • Advises healthcare clients on the review and disclosure of adverse events.
  • Advises healthcare clients with drafting and updating policies and protocols, on such topics as police communications, surrogacy births, use of blood products, and mandatory reporting by healthcare providers.
  • Represented a hospital at the Court of Appeal on the appeal of a summary judgment motion Persaud v. Rzadki, 2014 ONCA 693 (CanLII).
  • Represented a hospital and its nursing staff at trial arising from post-operative care Spirito v. Trillium Health Centre, 2013 ONSC 5138 (CanLII).
  • Represented a hospital and its nursing staff at trial arising from postpartum complications Mangal v. William Osler Health Centre, 2013 ONSC 5276 (CanLII) (appeal dismissed).
  • Represented a hospital at a Coroner's Inquest arising from a death due to complications of Sickle Cell disease - Osae (Re), 2012 CanLII 70988 (ON OCCO).
  • Represented a municipality and hospital at the Court of Appeal on limitation period motion, including the application of limitation periods to Charter claims Alexis v. Darnley, 2009 ONCA 847 (CanLII).
  • Represented a hospital before HPARB in physician privileges appeal relating to resource allocation Davidson v Sunnybrook Health Sciences Centre, 2012 CanLII 35969 (ON HPARB).

Publications & Presentations

  • Speaker, ""Individual and Institutional Liability: A Right to Health Care — What's Covered and What is Not" and "The Basics of a Medical Malpractice Action," Osgoode Certificate Course, April - May 2015.
  • Speaker, "Court House Series: Challenging Credibility," The Advocates Society, February 2015.
  • Speaker, "Recent HPARB cases: disruptive physicians, end of life care and resource allocation," BLG Seminar, January 2015.
  • Conference Organizer and Chair, Osgoode Professional Development's "Quality and Safety in Obstetrics" Conference; Panel Speaker, "Oxytocin – The 'Pit' falls of Augmentation Culture," June 2011.
  • Speaker, "Disclosure of Adverse Events," Association of Ontario Midwives Annual Conference, February 2011.
  • Speaker, "Communications with Police," Healthcare Insurance Reciprocal of Canada Annual Risk Management Conference, April 2010.
  • Speaker, "End of Life Decision Making," Presentation at Hospital Rounds, 2010.
  • Speaker, "Non-Residents and Non-Insured Procedures — Legal and Practical Issues," Ontario Hospital Association (OHA) Health Care Financial Management Conference, September 2010.

Rankings & Recognitions

  • Selected by peers for inclusion in the 2018 edition of The Best Lawyers in Canada® (Health Care Law).
  • Recognized in the 2016 edition of The Canadian Legal Lexpert® Directory (Medical Negligence).