T39.1X
⚠ Non-billable (Header)Poisoning by, adverse effect of and underdosing of 4-Aminophenol derivatives
Injury, poisoning and certain other consequences of external causes (S00-T88)
⚠️ This is a category header code — not billable. Use a more specific child code below.
✅ No additional coding notes for T39.1X
Child Codes (6)
T39.1X1Poisoning by 4-Aminophenol derivatives, accidental (unintentional)T39.1X2Poisoning by 4-Aminophenol derivatives, intentional self-harmT39.1X3Poisoning by 4-Aminophenol derivatives, assaultT39.1X4Poisoning by 4-Aminophenol derivatives, undeterminedT39.1X5Adverse effect of 4-Aminophenol derivativesT39.1X6Underdosing of 4-Aminophenol derivatives
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CodeT39.1X
BillableNo — Header code
ParentT39.1
CategoryInjury, poisoning and certain other consequences of external causes (S00-T88)
Excludes10 rule(s)
Excludes20 note(s)
Child codes6
Data Source
CMS ICD-10-CM 2026 Tabular List
Updated October 1, 2025 (FY2026)