T42.8X
Header — not billablePoisoning by, adverse effect of and underdosing of antiparkinsonism drugs and other central muscle-tone depressants
The ICD-10 code for poisoning by, adverse effect of and underdosing of antiparkinsonism drugs and other central muscle-tone depressants is T42.8X.
T42.8X 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 T42.8X
- T42.8X1Poisoning by antiparkinsonism drugs and other central muscle-tone depressants, accidental (unintentional)
- T42.8X2Poisoning by antiparkinsonism drugs and other central muscle-tone depressants, intentional self-harm
- T42.8X3Poisoning by antiparkinsonism drugs and other central muscle-tone depressants, assault
- T42.8X4Poisoning by antiparkinsonism drugs and other central muscle-tone depressants, undetermined
- T42.8X5Adverse effect of antiparkinsonism drugs and other central muscle-tone depressants
- T42.8X6Underdosing of antiparkinsonism drugs and other central muscle-tone depressants