A coalition of health insurance companies is vowing to make changes to the prior authorization process, after years of patients and providers’ complaints over a system they say delays care and endangers people’s health. On Monday, federal health officials met with representatives from some of the country’s major insurance companies, including Aetna, Blue Cross Blue Shield Association, Cigna, Kaiser Permanente, and UnitedHealthcare. The coalition of insurers voluntarily pledged to streamline the