Telehealth stakeholders are balking at congressional investigators’ assertion last week that telehealth’s use and cost to the health care system are likely to go up because some telehealth is additive rather than a substitute for in-person care, saying the Government Accountability Office’s findings are based on outdated data from 2017 and don’t reflect newer research showing telehealth replaced in-person care during the pandemic. Convincing lawmakers that extending pandemic telehealth flexibilities would cut overall health care costs is a major hurdle...