Z03

Encounter for medical observation for suspected diseases and conditions ruled out

Non-billableCategory

Coding Guidelines

This category is to be used when a person without a diagnosis is suspected of having an abnormal condition, without signs or symptoms, which requires study, but after examination and observation, is ruled out. This category is also for use for administrative and legal observation status.

These codes should never be used together with Z03

contact with and (suspected) exposures hazardous to health (Z77.-)
encounter for observation and evaluation of newborn for suspected diseases and conditions ruled out (Z05.-)
Z71.1 - person with feared complaint in whom no diagnosis is made (Z71.1)
signs or symptoms under study- code to signs or symptoms

Encounter for observation for suspected toxic effect from ingested substance ruled out

Encounter for suspected maternal and fetal conditions ruled out

Encounter for observation for other suspected diseases and conditions ruled out