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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  • T36.1X3A—

    Poisoning by cephalosporins and other beta-lactam antibiotics, assault, initial encounter

  • T36.1X3D—

    Poisoning by cephalosporins and other beta-lactam antibiotics, assault, subsequent encounter

  • T36.1X3S—

    Poisoning by cephalosporins and other beta-lactam antibiotics, assault, sequela

  • T36.1X4—

    Poisoning by cephalosporins and other beta-lactam antibiotics, undetermined

  • T36.1X4A—

    Poisoning by cephalosporins and other beta-lactam antibiotics, undetermined, initial encounter

  • T36.1X4D—

    Poisoning by cephalosporins and other beta-lactam antibiotics, undetermined, subsequent encounter

  • T36.1X4S—

    Poisoning by cephalosporins and other beta-lactam antibiotics, undetermined, sequela

  • T36.1X5—

    Adverse effect of cephalosporins and other beta-lactam antibiotics

  • T36.1X5A—

    Adverse effect of cephalosporins and other beta-lactam antibiotics, initial encounter

  • T36.1X5D—

    Adverse effect of cephalosporins and other beta-lactam antibiotics, subsequent encounter

  • T36.1X5S—

    Adverse effect of cephalosporins and other beta-lactam antibiotics, sequela

  • T36.1X6—

    Underdosing of cephalosporins and other beta-lactam antibiotics

  • T36.1X6A—

    Underdosing of cephalosporins and other beta-lactam antibiotics, initial encounter

  • T36.1X6D—

    Underdosing of cephalosporins and other beta-lactam antibiotics, subsequent encounter

  • T36.1X6S—

    Underdosing of cephalosporins and other beta-lactam antibiotics, sequela

  • T36.2—

    Poisoning by, adverse effect of and underdosing of chloramphenicol group

  • T36.2X—

    Poisoning by, adverse effect of and underdosing of chloramphenicol group

  • T36.2X1—

    Poisoning by chloramphenicol group, accidental (unintentional)

  • T36.2X1A—

    Poisoning by chloramphenicol group, accidental (unintentional), initial encounter

  • T36.2X1D—

    Poisoning by chloramphenicol group, accidental (unintentional), subsequent encounter

  • T36.2X1S—

    Poisoning by chloramphenicol group, accidental (unintentional), sequela

  • T36.2X2—

    Poisoning by chloramphenicol group, intentional self-harm

  • T36.2X2A—

    Poisoning by chloramphenicol group, intentional self-harm, initial encounter

  • T36.2X2D—

    Poisoning by chloramphenicol group, intentional self-harm, subsequent encounter

  • T36.2X2S—

    Poisoning by chloramphenicol group, intentional self-harm, sequela

  • T36.2X3—

    Poisoning by chloramphenicol group, assault

  • T36.2X3A—

    Poisoning by chloramphenicol group, assault, initial encounter

  • T36.2X3D—

    Poisoning by chloramphenicol group, assault, subsequent encounter

  • T36.2X3S—

    Poisoning by chloramphenicol group, assault, sequela

  • T36.2X4—

    Poisoning by chloramphenicol group, undetermined

  • T36.2X4A—

    Poisoning by chloramphenicol group, undetermined, initial encounter

  • T36.2X4D—

    Poisoning by chloramphenicol group, undetermined, subsequent encounter

  • T36.2X4S—

    Poisoning by chloramphenicol group, undetermined, sequela

  • T36.2X5—

    Adverse effect of chloramphenicol group

  • T36.2X5A—

    Adverse effect of chloramphenicol group, initial encounter

  • T36.2X5D—

    Adverse effect of chloramphenicol group, subsequent encounter

  • T36.2X5S—

    Adverse effect of chloramphenicol group, sequela

  • T36.2X6—

    Underdosing of chloramphenicol group

  • T36.2X6A—

    Underdosing of chloramphenicol group, initial encounter

  • T36.2X6D—

    Underdosing of chloramphenicol group, subsequent encounter

  • T36.2X6S—

    Underdosing of chloramphenicol group, sequela

  • T36.3—

    Poisoning by, adverse effect of and underdosing of macrolides

  • T36.3X—

    Poisoning by, adverse effect of and underdosing of macrolides

  • T36.3X1—

    Poisoning by macrolides, accidental (unintentional)

  • T36.3X1A—

    Poisoning by macrolides, accidental (unintentional), initial encounter

  • T36.3X1D—

    Poisoning by macrolides, accidental (unintentional), subsequent encounter

  • T36.3X1S—

    Poisoning by macrolides, accidental (unintentional), sequela

  • T36.3X2—

    Poisoning by macrolides, intentional self-harm

  • T36.3X2A—

    Poisoning by macrolides, intentional self-harm, initial encounter

  • T36.3X2D—

    Poisoning by macrolides, intentional self-harm, subsequent encounter

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