All ICD10 Codes
Chapter 19

S00–T88: Injury, Poisoning and Certain Other Consequences of External Causes

Injury, Poisoning and Certain Other Consequences of External Causes diagnostic classification updated for 2026.

Chapter Instructions

Excludes2(Not included here. Code separately if applicable.)
Use Additional Code
  • code to identify any retained foreign body, if applicable (Z18.-)
All CodesBillable Only
Internal Codes
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  • T37.3X6A—

    Underdosing of other antiprotozoal drugs, initial encounter

  • T37.3X6D—

    Underdosing of other antiprotozoal drugs, subsequent encounter

  • T37.3X6S—

    Underdosing of other antiprotozoal drugs, sequela

  • T37.4—

    Poisoning by, adverse effect of and underdosing of anthelminthics

  • T37.4X—

    Poisoning by, adverse effect of and underdosing of anthelminthics

  • T37.4X1—

    Poisoning by anthelminthics, accidental (unintentional)

  • T37.4X1A—

    Poisoning by anthelminthics, accidental (unintentional), initial encounter

  • T37.4X1D—

    Poisoning by anthelminthics, accidental (unintentional), subsequent encounter

  • T37.4X1S—

    Poisoning by anthelminthics, accidental (unintentional), sequela

  • T37.4X2—

    Poisoning by anthelminthics, intentional self-harm

  • T37.4X2A—

    Poisoning by anthelminthics, intentional self-harm, initial encounter

  • T37.4X2D—

    Poisoning by anthelminthics, intentional self-harm, subsequent encounter

  • T37.4X2S—

    Poisoning by anthelminthics, intentional self-harm, sequela

  • T37.4X3—

    Poisoning by anthelminthics, assault

  • T37.4X3A—

    Poisoning by anthelminthics, assault, initial encounter

  • T37.4X3D—

    Poisoning by anthelminthics, assault, subsequent encounter

  • T37.4X3S—

    Poisoning by anthelminthics, assault, sequela

  • T37.4X4—

    Poisoning by anthelminthics, undetermined

  • T37.4X4A—

    Poisoning by anthelminthics, undetermined, initial encounter

  • T37.4X4D—

    Poisoning by anthelminthics, undetermined, subsequent encounter

  • T37.4X4S—

    Poisoning by anthelminthics, undetermined, sequela

  • T37.4X5—

    Adverse effect of anthelminthics

  • T37.4X5A—

    Adverse effect of anthelminthics, initial encounter

  • T37.4X5D—

    Adverse effect of anthelminthics, subsequent encounter

  • T37.4X5S—

    Adverse effect of anthelminthics, sequela

  • T37.4X6—

    Underdosing of anthelminthics

  • T37.4X6A—

    Underdosing of anthelminthics, initial encounter

  • T37.4X6D—

    Underdosing of anthelminthics, subsequent encounter

  • T37.4X6S—

    Underdosing of anthelminthics, sequela

  • T37.5—

    Poisoning by, adverse effect of and underdosing of antiviral drugs

  • T37.5X—

    Poisoning by, adverse effect of and underdosing of antiviral drugs

  • T37.5X1—

    Poisoning by antiviral drugs, accidental (unintentional)

  • T37.5X1A—

    Poisoning by antiviral drugs, accidental (unintentional), initial encounter

  • T37.5X1D—

    Poisoning by antiviral drugs, accidental (unintentional), subsequent encounter

  • T37.5X1S—

    Poisoning by antiviral drugs, accidental (unintentional), sequela

  • T37.5X2—

    Poisoning by antiviral drugs, intentional self-harm

  • T37.5X2A—

    Poisoning by antiviral drugs, intentional self-harm, initial encounter

  • T37.5X2D—

    Poisoning by antiviral drugs, intentional self-harm, subsequent encounter

  • T37.5X2S—

    Poisoning by antiviral drugs, intentional self-harm, sequela

  • T37.5X3—

    Poisoning by antiviral drugs, assault

  • T37.5X3A—

    Poisoning by antiviral drugs, assault, initial encounter

  • T37.5X3D—

    Poisoning by antiviral drugs, assault, subsequent encounter

  • T37.5X3S—

    Poisoning by antiviral drugs, assault, sequela

  • T37.5X4—

    Poisoning by antiviral drugs, undetermined

  • T37.5X4A—

    Poisoning by antiviral drugs, undetermined, initial encounter

  • T37.5X4D—

    Poisoning by antiviral drugs, undetermined, subsequent encounter

  • T37.5X4S—

    Poisoning by antiviral drugs, undetermined, sequela

  • T37.5X5—

    Adverse effect of antiviral drugs

  • T37.5X5A—

    Adverse effect of antiviral drugs, initial encounter

  • T37.5X5D—

    Adverse effect of antiviral drugs, subsequent encounter

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