Knocking down silos and herding apps: Digital health governance at a large health system.

• Digital health use surged in 2020, revealing system adoption and cost issues. • System risks encountered from uncoordinated tech and lack of procurement strategy. • A governance group was formed to govern digital tools across the system. • $14M in cost avoidance achieved through centralized evaluation and decision-making. • Model offers a roadmap for innovative cost containment in for similar systems.