T42.0X
Header — not billablePoisoning by, adverse effect of and underdosing of hydantoin derivatives
The ICD-10 code for poisoning by, adverse effect of and underdosing of hydantoin derivatives is T42.0X.
T42.0X is a non-billable header code. It groups related conditions but cannot be used on its own for reimbursement — select one of the 6 more specific codes below.
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •This is a non-billable header code. Documentation must support a more specific child code before this diagnosis can be reported on a claim.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Child codes under T42.0X
- T42.0X1Poisoning by hydantoin derivatives, accidental (unintentional)
- T42.0X2Poisoning by hydantoin derivatives, intentional self-harm
- T42.0X3Poisoning by hydantoin derivatives, assault
- T42.0X4Poisoning by hydantoin derivatives, undetermined
- T42.0X5Adverse effect of hydantoin derivatives
- T42.0X6Underdosing of hydantoin derivatives