if a patient is in observation status for three days, what is the appropriate code to report for the second day of his or her observation stay?
â¢ On the rare occasion when a patient remains in observation care for 3 days, the physician shall report an initial observation care code (99218-99220) for the first day of observation care, a subsequent observation care code (99224-99226) for the second day of observation care, and an observation care discharge CPT code 99217 for the observation care on the discharge date.