Sina Hossein Zadeh, MD

Career path.

1. xAI

   Medicine Specialist

   Jan 2026 - Present
2. Arthur Child Cancer Centre and Chinook Regional Hospital

   Staff Hospitalist

   Jul 2025 - Present
3. OpenAI

   Medical Doctor / AI Trainer

   Aug 2024 - Apr 2025
4. University of Calgary

   Family Medicine Resident

   Jun 2023 - May 2025
5. The University of British Columbia

   Medical Student

   Aug 2019 - Jun 2023
6. University of Toronto

   Graduate Student Researcher on Cardiovascular Disease and Immunology

   Sep 2015 - Nov 2017
7. Western University - Brain & Mind Institute

   Undergraduate Research Assistant on Microvascular Cardiac Regeneration

   Sep 2014 - Apr 2015
8. Western University - Brain & Mind Institute

   Intramural Soccer Referee

   Sep 2014 - Apr 2015
9. Yale School of Medicine

   Undergraduate Research Assistant on Molecular Cardiac Physiology

   May 2014 - Aug 2014
10. Robarts Research Institute

    Undergraduate Research Assistant on Genetic Sequencing and Lipidemia

    May 2013 - Aug 2013
11. North York General Hospital

    Clinical Research Associate on Behavioural Feeding Disorders

    May 2012 - Aug 2012