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.
Observation Care Admission and Discharge Services on Same Date Physicians who admit a patient to Observation Care for a minimum of 8 hours, but less than 24 hours and subsequently discharge on the same calendar date shall report an Observation or Inpatient Care Service (Including Admission and Discharge Services) CPT code (99234-99236).