Cortana may refer to: Cortana (software), Microsoft personal assistant software. Cortana (Halo), a fictional artificial intelligence character. Cortana (gastropod), a gastropod genus. Cortana, or Curtana, a ceremonial sword used in the coronation of British monarchs.
Ask the doctor or hospital. You may get a Medicare Outpatient Observation Notice (MOON) that lets you know if youâre an inpatient or outpatient in a hospital or critical access hospital. You must get this notice if you're getting outpatient observation services for at least 24 hours.
In the retrospective study conducted at the University of Wisconsin Hospital and Clinics, 16.5 percent of. observation stays lasted more than 48 hours (N=756/4,578), and the mean observation length of stay (LOS) was 33.3 hours.6. This trend of increasing use and length of observation stays is well-documented.