Neinstein LLP

9 Best Lawyers awards

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Awarded Practice Areas

Personal Injury Litigation Medical Negligence
*Named the "Lawyer of the Year" in this practice area in the 2026 edition in Toronto.

Biography

A seasoned litigator and leading authority on medical malpractice, Duncan is renowned for his deeply analytical approach to dissecting complex medical-legal issues. His passionate command of complex, multiparty civil litigation and institutional negligence has earned him the distinction of being one of Canada’s best trial lawyers. As a result, Duncan is consistently referred to by other top litigators. For patients who have been injured due to medical malpractice or negligence, he is an invaluable advocate to have in their corner.

Neinstein LLP

9 Best Lawyers awards

Neinstein LLP logo

Overview

Client Testimonials

Awards & Focus

Lawyer of the Year Badge - 2026 - Personal Injury Litigation
Named "Lawyer of the Year" by Best Lawyers® for:
  • Personal Injury Litigation, Toronto, Canada (2026)
Recognized in The Best Lawyers in Canada 2026 for work in:
  • Medical Negligence
  • Personal Injury Litigation

Additional Information

  • Areas of Specialization
Birthing Injuries including
  • Hypoxic Ischemic Encephalopathy
  • Brachial Plexus (Shoulder Dystocia)
  • Perinatal Stroke
    Acquired Brain Injuries including
    • Ischemic Stroke
    • Hemorrhagic Stroke
    • Carotid Dissection
    • Brain Abscess
    • Pseudo-tumor Cerebri
    • Hydrocephalus
    • Carotid Stenosis
      tPA Administration (Tissue Plasminogen Activator)

      Atrial Fibrillation Surgical Negligence including
      • Anastomotic Leak
      • Bowel Obstruction
      • Injury to major blood vessels
      • Injury to surrounding Organs
      • Laparoscopic Surgery
      • Whipple Resection
      • Shunt complications
      • Laparoscopic Cholecystectomy
      • Colectomy
      • Anaesthesiology
      • Failure to monitor
        Cardiac Arrest

        Sepsis

        Hypoxic Brain Injuries

        Breast/Colon/Lung/Prostate Cancer Failure to Monitor
        • Pre-operatively
        • Perioperatively
        • Post-operatively
          Medication errors

          Nursing errors

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