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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  • T37.0X—

    Poisoning by, adverse effect of and underdosing of sulfonamides

  • T37.0X1—

    Poisoning by sulfonamides, accidental (unintentional)

  • T37.0X1A—

    Poisoning by sulfonamides, accidental (unintentional), initial encounter

  • T37.0X1D—

    Poisoning by sulfonamides, accidental (unintentional), subsequent encounter

  • T37.0X1S—

    Poisoning by sulfonamides, accidental (unintentional), sequela

  • T37.0X2—

    Poisoning by sulfonamides, intentional self-harm

  • T37.0X2A—

    Poisoning by sulfonamides, intentional self-harm, initial encounter

  • T37.0X2D—

    Poisoning by sulfonamides, intentional self-harm, subsequent encounter

  • T37.0X2S—

    Poisoning by sulfonamides, intentional self-harm, sequela

  • T37.0X3—

    Poisoning by sulfonamides, assault

  • T37.0X3A—

    Poisoning by sulfonamides, assault, initial encounter

  • T37.0X3D—

    Poisoning by sulfonamides, assault, subsequent encounter

  • T37.0X3S—

    Poisoning by sulfonamides, assault, sequela

  • T37.0X4—

    Poisoning by sulfonamides, undetermined

  • T37.0X4A—

    Poisoning by sulfonamides, undetermined, initial encounter

  • T37.0X4D—

    Poisoning by sulfonamides, undetermined, subsequent encounter

  • T37.0X4S—

    Poisoning by sulfonamides, undetermined, sequela

  • T37.0X5—

    Adverse effect of sulfonamides

  • T37.0X5A—

    Adverse effect of sulfonamides, initial encounter

  • T37.0X5D—

    Adverse effect of sulfonamides, subsequent encounter

  • T37.0X5S—

    Adverse effect of sulfonamides, sequela

  • T37.0X6—

    Underdosing of sulfonamides

  • T37.0X6A—

    Underdosing of sulfonamides, initial encounter

  • T37.0X6D—

    Underdosing of sulfonamides, subsequent encounter

  • T37.0X6S—

    Underdosing of sulfonamides, sequela

  • T37.1—

    Poisoning by, adverse effect of and underdosing of antimycobacterial drugs

  • T37.1X—

    Poisoning by, adverse effect of and underdosing of antimycobacterial drugs

  • T37.1X1—

    Poisoning by antimycobacterial drugs, accidental (unintentional)

  • T37.1X1A—

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

  • T37.1X1D—

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

  • T37.1X1S—

    Poisoning by antimycobacterial drugs, accidental (unintentional), sequela

  • T37.1X2—

    Poisoning by antimycobacterial drugs, intentional self-harm

  • T37.1X2A—

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

  • T37.1X2D—

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

  • T37.1X2S—

    Poisoning by antimycobacterial drugs, intentional self-harm, sequela

  • T37.1X3—

    Poisoning by antimycobacterial drugs, assault

  • T37.1X3A—

    Poisoning by antimycobacterial drugs, assault, initial encounter

  • T37.1X3D—

    Poisoning by antimycobacterial drugs, assault, subsequent encounter

  • T37.1X3S—

    Poisoning by antimycobacterial drugs, assault, sequela

  • T37.1X4—

    Poisoning by antimycobacterial drugs, undetermined

  • T37.1X4A—

    Poisoning by antimycobacterial drugs, undetermined, initial encounter

  • T37.1X4D—

    Poisoning by antimycobacterial drugs, undetermined, subsequent encounter

  • T37.1X4S—

    Poisoning by antimycobacterial drugs, undetermined, sequela

  • T37.1X5—

    Adverse effect of antimycobacterial drugs

  • T37.1X5A—

    Adverse effect of antimycobacterial drugs, initial encounter

  • T37.1X5D—

    Adverse effect of antimycobacterial drugs, subsequent encounter

  • T37.1X5S—

    Adverse effect of antimycobacterial drugs, sequela

  • T37.1X6—

    Underdosing of antimycobacterial drugs

  • T37.1X6A—

    Underdosing of antimycobacterial drugs, initial encounter

  • T37.1X6D—

    Underdosing of antimycobacterial drugs, subsequent encounter

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