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Poisoning, accidental (unintentional)T40.991
Poisoning, intentional self-harmT40.992
Poisoning, assaultT40.993
Poisoning, undeterminedT40.994

Source: official CMS/NCHS ICD-10-CM Table of Drugs and Chemicals. Informational only.

Data current as of FY2026 CMS/NCHS release. Not affiliated with or endorsed by CMS, HHS, or NCHS.

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