ICD-10-CM > S00-T88 > T36-T50 > T50 > T50.8 T50.8 Poisoning by, adverse effect of and underdosing of diagnostic agents Non-Billable/Non-Specific Codes T50.8XPoisoning by, adverse effect of and underdosing of diagnostic agentsT50.8X1Poisoning by diagnostic agents, accidental (unintentional)T50.8X1A..., initial encounterT50.8X1D..., subsequent encounterT50.8X1S..., sequelaT50.8X2Poisoning by diagnostic agents, intentional self-harmT50.8X2A..., initial encounterT50.8X2D..., subsequent encounterT50.8X2S..., sequelaT50.8X3Poisoning by diagnostic agents, assaultT50.8X3A..., initial encounterT50.8X3D..., subsequent encounterT50.8X3S..., sequelaT50.8X4Poisoning by diagnostic agents, undeterminedT50.8X4A..., initial encounterT50.8X4D..., subsequent encounterT50.8X4S..., sequelaT50.8X5Adverse effect of diagnostic agentsT50.8X5A..., initial encounterT50.8X5D..., subsequent encounterT50.8X5S..., sequelaT50.8X6Underdosing of diagnostic agentsT50.8X6A..., initial encounterT50.8X6D..., subsequent encounterT50.8X6S..., sequela