T37.9
Header — not billablePoisoning by, adverse effect of and underdosing of unspecified systemic anti-infective and antiparasitics
The ICD-10 code for poisoning by, adverse effect of and underdosing of unspecified systemic anti-infective and antiparasitics is T37.9.
T37.9 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.
- •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.
Child codes under T37.9
- T37.91Poisoning by unspecified systemic anti-infective and antiparasitics, accidental (unintentional)
- T37.92Poisoning by unspecified systemic anti-infective and antiparasitics, intentional self-harm
- T37.93Poisoning by unspecified systemic anti-infective and antiparasitics, assault
- T37.94Poisoning by unspecified systemic anti-infective and antiparasitics, undetermined
- T37.95Adverse effect of unspecified systemic anti-infective and antiparasitic
- T37.96Underdosing of unspecified systemic anti-infectives and antiparasitics
Related codes in this category
- T37.0Poisoning by, adverse effect of and underdosing of sulfonamidesnon-billable header
- T37.1Poisoning by, adverse effect of and underdosing of antimycobacterial drugsnon-billable header
- T37.2Poisoning by, adverse effect of and underdosing of antimalarials and drugs acting on other blood protozoanon-billable header
- T37.3Poisoning by, adverse effect of and underdosing of other antiprotozoal drugsnon-billable header
- T37.4Poisoning by, adverse effect of and underdosing of anthelminthicsnon-billable header
- T37.5Poisoning by, adverse effect of and underdosing of antiviral drugsnon-billable header
- T37.8Poisoning by, adverse effect of and underdosing of other specified systemic anti-infectives and antiparasiticsnon-billable header
- T37.9Poisoning by, adverse effect of and underdosing of unspecified systemic anti-infective and antiparasiticsnon-billable header