On Notice — CMS worries AI could wrongfully deny care for those on Medicare Advantage plans. Enlarge / A nursing home resident is pushed along a corridor by a nurse. Health insurance companies cannot use algorithms or artificial intelligence to determine care or deny coverage to members on Medicare Advantage plans, the Centers for Medicare & Medicaid Services (CMS) clarified in a memo sent to all Medicare Advantage insurers. The memo—formatted like an FAQ on Medicare Advantage (MA) plan rules...