ICD-10-CM > S00-T88 > T36-T50 > T39 > T39.1 T39.1 Poisoning by, adverse effect of and underdosing of 4-Aminophenol derivatives Non-Billable/Non-Specific Codes T39.1XPoisoning by, adverse effect of and underdosing of 4-Aminophenol derivativesT39.1X1Poisoning by 4-Aminophenol derivatives, accidental (unintentional)T39.1X1A..., initial encounterT39.1X1D..., subsequent encounterT39.1X1S..., sequelaT39.1X2Poisoning by 4-Aminophenol derivatives, intentional self-harmT39.1X2A..., initial encounterT39.1X2D..., subsequent encounterT39.1X2S..., sequelaT39.1X3Poisoning by 4-Aminophenol derivatives, assaultT39.1X3A..., initial encounterT39.1X3D..., subsequent encounterT39.1X3S..., sequelaT39.1X4Poisoning by 4-Aminophenol derivatives, undeterminedT39.1X4A..., initial encounterT39.1X4D..., subsequent encounterT39.1X4S..., sequelaT39.1X5Adverse effect of 4-Aminophenol derivativesT39.1X5A..., initial encounterT39.1X5D..., subsequent encounterT39.1X5S..., sequelaT39.1X6Underdosing of 4-Aminophenol derivativesT39.1X6A..., initial encounterT39.1X6D..., subsequent encounterT39.1X6S..., sequela