The promise of telehealth has been talked about for years, with little fruition. The opioid crisis is changing that.

Rural areas have been hit particularly hard by the crisis. Brick-and-mortar clinics aren’t popping up overnight, rural providers are being stretched thin, and opioid patients still need access to care. A video interview with Anne Woodbury, executive director of Advocates for Opioid Recovery, illustrates the problem.

Opioids killed more than 42,000 people in 2015, and more than 2 million suffer from opioid addiction, according to a roadmap released by the Centers for Medicare & Medicaid Services in June....