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.-)
Internal Codes
  • T61.02XD|

    Ciguatera fish poisoning, intentional self-harm, subsequent encounter

  • T61.02XS|

    Ciguatera fish poisoning, intentional self-harm, sequela

  • T61.03|

    Ciguatera fish poisoning, assault

  • T61.03XA|

    Ciguatera fish poisoning, assault, initial encounter

  • T61.03XD|

    Ciguatera fish poisoning, assault, subsequent encounter

  • T61.03XS|

    Ciguatera fish poisoning, assault, sequela

  • T61.04|

    Ciguatera fish poisoning, undetermined

  • T61.04XA|

    Ciguatera fish poisoning, undetermined, initial encounter

  • T61.04XD|

    Ciguatera fish poisoning, undetermined, subsequent encounter

  • T61.04XS|

    Ciguatera fish poisoning, undetermined, sequela

  • T61.1|

    Scombroid fish poisoning

  • T61.11|

    Scombroid fish poisoning, accidental (unintentional)

  • T61.11XA|

    Scombroid fish poisoning, accidental (unintentional), initial encounter

  • T61.11XD|

    Scombroid fish poisoning, accidental (unintentional), subsequent encounter

  • T61.11XS|

    Scombroid fish poisoning, accidental (unintentional), sequela

  • T61.12|

    Scombroid fish poisoning, intentional self-harm

  • T61.12XA|

    Scombroid fish poisoning, intentional self-harm, initial encounter

  • T61.12XD|

    Scombroid fish poisoning, intentional self-harm, subsequent encounter

  • T61.12XS|

    Scombroid fish poisoning, intentional self-harm, sequela

  • T61.13|

    Scombroid fish poisoning, assault

  • T61.13XA|

    Scombroid fish poisoning, assault, initial encounter

  • T61.13XD|

    Scombroid fish poisoning, assault, subsequent encounter

  • T61.13XS|

    Scombroid fish poisoning, assault, sequela

  • T61.14|

    Scombroid fish poisoning, undetermined

  • T61.14XA|

    Scombroid fish poisoning, undetermined, initial encounter

  • T61.14XD|

    Scombroid fish poisoning, undetermined, subsequent encounter

  • T61.14XS|

    Scombroid fish poisoning, undetermined, sequela

  • T61.7|

    Other fish and shellfish poisoning

  • T61.77|

    Other fish poisoning

  • T61.771|

    Other fish poisoning, accidental (unintentional)

  • T61.771A|

    Other fish poisoning, accidental (unintentional), initial encounter

  • T61.771D|

    Other fish poisoning, accidental (unintentional), subsequent encounter

  • T61.771S|

    Other fish poisoning, accidental (unintentional), sequela

  • T61.772|

    Other fish poisoning, intentional self-harm

  • T61.772A|

    Other fish poisoning, intentional self-harm, initial encounter

  • T61.772D|

    Other fish poisoning, intentional self-harm, subsequent encounter

  • T61.772S|

    Other fish poisoning, intentional self-harm, sequela

  • T61.773|

    Other fish poisoning, assault

  • T61.773A|

    Other fish poisoning, assault, initial encounter

  • T61.773D|

    Other fish poisoning, assault, subsequent encounter

  • T61.773S|

    Other fish poisoning, assault, sequela

  • T61.774|

    Other fish poisoning, undetermined

  • T61.774A|

    Other fish poisoning, undetermined, initial encounter

  • T61.774D|

    Other fish poisoning, undetermined, subsequent encounter

  • T61.774S|

    Other fish poisoning, undetermined, sequela

  • T61.78|

    Other shellfish poisoning

  • T61.781|

    Other shellfish poisoning, accidental (unintentional)

  • T61.781A|

    Other shellfish poisoning, accidental (unintentional), initial encounter

  • T61.781D|

    Other shellfish poisoning, accidental (unintentional), subsequent encounter

  • T61.781S|

    Other shellfish poisoning, accidental (unintentional), sequela

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