Born in Nigeria, raised in New Jersey, then backpacking across all seven continents, shaped Tosan’s views on how intersections across culture, policy and health impact vulnerable communities. Tosan believes access to affordable high-quality care is a cornerstone for a thriving society. He’s on a life-long mission to advance equity and eliminate health disparities.
Tosan currently serves as the Senior Vice President of Hospital Operations at John Muir Health. Leading the Operations of JMH Walnut Creek Medical Center, JMH Concord Medical Center and JMH Behavioral Health Center. John Muir Health ranks #3 in the Bay Area and #10 in California according to US News.
Tosan also currently serves on the Board of Directors of the Institute of Healthcare Improvement. For more than 25 years, IHI has used improvement science to advance health outcomes, reduce harm and deaths across the world.
Tosan previously served as the Chief Operating Officer of Zuckerberg San Francisco General; The City’s Teaching Hospital, only Level 1 Trauma Center, largest Primary Care Center and only Psychiatric Emergency Service. He was the Founder of the ZSFG Equity Council and his development of the Enterprise-wide strategy to advance Equity received the Best Initiative Award from the Disparities Solutions Center. In February 2020, he was appointed by San Francisco’s Director of Public Health to lead the City’s COVID-19 Operations Center. At the height of the pandemic, of the most densely-populated US Cities, San Francisco achieved the lowest death rates, case rates and highest testing rates.