T37.8X
⚠ Non-billable (Header)Poisoning by, adverse effect of and underdosing of other specified systemic anti-infectives and antiparasitics
Injury, poisoning and certain other consequences of external causes (S00-T88)
⚠️ This is a category header code — not billable. Use a more specific child code below.
❌ Excludes1
inheritedRules inherited from parent codes in the hierarchy.
Child Codes (6)
Clinical Description
ICD-10-CM code T37.8X represents poisoning by, adverse effect of and underdosing of other specified systemic anti-infectives and antiparasitics. This code falls under the Injury, poisoning and certain other consequences of external causes (S00-T88) classification. It is a non-billable category header code. A more specific child code from the list below must be used for billing and reimbursement purposes.
This is a 6-character code at the 5th level of specificity. There are 6 more specific child codes under T37.8X. Coders should note that T37.8X has 4 Excludes1 restriction(s) — codes that cannot be reported together on the same claim.
Frequently Asked Questions
What is ICD-10 code T37.8X?
ICD-10-CM code T37.8X is "Poisoning by, adverse effect of and underdosing of other specified systemic anti-infectives and antiparasitics". It belongs to the category: Injury, poisoning and certain other consequences of external causes (S00-T88).
Is T37.8X a billable ICD-10 code?
No, T37.8X is a non-billable header code. A more specific child code must be used for billing.
What codes are excluded with T37.8X?
T37.8X has 4 Excludes1 rule(s). These codes are mutually exclusive and cannot be coded together on the same claim.
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Data Source
CMS ICD-10-CM 2026 Tabular List
Updated October 1, 2025 (FY2026)