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.
G0379: Should only be reported when observation services are the result of a direct referral for observation care without an associated emergency room visit, hospital outpatient clinic visits, or critical care service on the day of initiation of services.