The average tenure of chief information officers at some of the nation's largest health systems stands at just over two years.

Many of the CIOs were appointed within the last three years between 2021 and 2024.

The systems in this list are in order based on the number of hospitals reported on each system's website. Here are the 20 largest systems in the U.S. and their leaders:

8. Community Health Systems (Franklin, Tenn.): Patrice Bordron has served as chief digital and information officer since 2024.