Missed clinic appointments present a significant burden to health care through disruption of care, inefficient use of staff time and wasted clinical resources. Short message service (SMS) appointment reminders show promise to improve clinics' management through timely appointment cancellations...

We study how reminding high-risk patients with chronic disease of their upcoming primary care appointments impacts their health care and behaviors. We leverage a natural experiment in Chile's public healthcare system that sent reminders before preventative care appointments to over 300,000...