Z04.9
Examination and observation for unspecified reason
Coding guidance (WHO 2019)
Observation NOS
Sibling codes
Z04Examination and observation for other reasonsZ04.0Blood-alcohol and blood-drug testZ04.1Examination and observation following transport accidentZ04.2Examination and observation following work accidentZ04.3Examination and observation following other accidentZ04.4Examination and observation following alleged rape and seductionZ04.5Examination and observation following other inflicted injuryZ04.6General psychiatric examination, requested by authorityZ04.8Examination and observation for other specified reasons