The digital health community is on a journey to deliver health impact. We have achieved considerable success in the past decade, demonstrating that information and communication technology can improve health services delivery in the developing world. Although our achievements implementing pilots should
be celebrated, we must also acknowledge that digital health interventions are not yet routinely used as part of all global health service delivery and have not yet been proven to demonstrate large scale health impact. This paper describes a journey toward successful scale in digital health interventions.