T48.9
Header — not billablePoisoning by, adverse effect of and underdosing of other and unspecified agents primarily acting on the respiratory system
The ICD-10 code for poisoning by, adverse effect of and underdosing of other and unspecified agents primarily acting on the respiratory system is T48.9.
T48.9 is a non-billable header code. It groups related conditions but cannot be used on its own for reimbursement — select one of the 2 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.
- •This code describes an unspecified presentation. If the medical record documents a more specific detail (e.g. laterality, type, or affected site), a more specific sibling code should be used instead — see Related codes below.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- T48.0Poisoning by, adverse effect of and underdosing of oxytocic drugsnon-billable header
- T48.1Poisoning by, adverse effect of and underdosing of skeletal muscle relaxants [neuromuscular blocking agents]non-billable header
- T48.2Poisoning by, adverse effect of and underdosing of other and unspecified drugs acting on musclesnon-billable header
- T48.3Poisoning by, adverse effect of and underdosing of antitussivesnon-billable header
- T48.4Poisoning by, adverse effect of and underdosing of expectorantsnon-billable header
- T48.5Poisoning by, adverse effect of and underdosing of other anti-common-cold drugsnon-billable header
- T48.6Poisoning by, adverse effect of and underdosing of antiasthmatics, not elsewhere classifiednon-billable header
- T48.9Poisoning by, adverse effect of and underdosing of other and unspecified agents primarily acting on the respiratory systemnon-billable header