| ICD-10 Code | Description |
| Z03.6 | Encounter for observation for suspected toxic effect from ingested substance ruled out |
| Z03.71 | Encounter for suspected problem with amniotic cavity and membrane ruled out |
| Z03.72 | Encounter for suspected placental problem ruled out |
| Z03.73 | Encounter for suspected fetal anomaly ruled out |
| Z03.74 | Encounter for suspected problem with fetal growth ruled out |
| Z03.75 | Encounter for suspected cervical shortening ruled out |
| Z03.79 | Encounter for other suspected maternal and fetal conditions ruled out |
| Z03.810 | Encounter for observation for suspected exposure to anthrax ruled out |
| Z03.818 | Encounter for observation for suspected exposure to other biological agents ruled out |
| Z03.821 | Encounter for observation for suspected ingested foreign body ruled out |
| Z03.822 | Encounter for observation for suspected aspirated (inhaled) foreign body ruled out |
| Z03.823 | Encounter for observation for suspected inserted (injected) foreign body ruled out |
| Z03.83 | Encounter for observation for suspected conditions related to home physiologic monitoring device ruled out |
| Z03.89 | Encounter for observation for other suspected diseases and conditions ruled out |
