T46.4X
Header — not billablePoisoning by, adverse effect of and underdosing of angiotensin-converting-enzyme inhibitors
The ICD-10 code for poisoning by, adverse effect of and underdosing of angiotensin-converting-enzyme inhibitors is T46.4X.
T46.4X 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 T46.4X
- T46.4X1Poisoning by angiotensin-converting-enzyme inhibitors, accidental (unintentional)
- T46.4X2Poisoning by angiotensin-converting-enzyme inhibitors, intentional self-harm
- T46.4X3Poisoning by angiotensin-converting-enzyme inhibitors, assault
- T46.4X4Poisoning by angiotensin-converting-enzyme inhibitors, undetermined
- T46.4X5Adverse effect of angiotensin-converting-enzyme inhibitors
- T46.4X6Underdosing of angiotensin-converting-enzyme inhibitors