Hospitals are holding off as long as possible before halting procedures to make room for fresh waves of Covid-19 patients, a reversal from earlier this year when facilities postponed care, leading to steep financial losses and public-health risks.
National hospital chain Tenet Healthcare Corp. pushed ahead with procedures as states permitted, such as knee and hip replacements, colonoscopies, and surgery to implant pacemakers, through recent surges in Alabama, California and elsewhere. In southeast Wisconsin, where already…