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HES

HES

Poisoning, accidental (unintentional)T45.8X1
Poisoning, intentional self-harmT45.8X2
Poisoning, assaultT45.8X3
Poisoning, undeterminedT45.8X4
Adverse effectT45.8X5
UnderdosingT45.8X6

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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