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
  • T38.3X4A|

    Poisoning by insulin and oral hypoglycemic [antidiabetic] drugs, undetermined, initial encounter

  • T38.3X4D|

    Poisoning by insulin and oral hypoglycemic [antidiabetic] drugs, undetermined, subsequent encounter

  • T38.3X4S|

    Poisoning by insulin and oral hypoglycemic [antidiabetic] drugs, undetermined, sequela

  • T38.3X5|

    Adverse effect of insulin and oral hypoglycemic [antidiabetic] drugs

  • T38.3X5A|

    Adverse effect of insulin and oral hypoglycemic [antidiabetic] drugs, initial encounter

  • T38.3X5D|

    Adverse effect of insulin and oral hypoglycemic [antidiabetic] drugs, subsequent encounter

  • T38.3X5S|

    Adverse effect of insulin and oral hypoglycemic [antidiabetic] drugs, sequela

  • T38.3X6|

    Underdosing of insulin and oral hypoglycemic [antidiabetic] drugs

  • T38.3X6A|

    Underdosing of insulin and oral hypoglycemic [antidiabetic] drugs, initial encounter

  • T38.3X6D|

    Underdosing of insulin and oral hypoglycemic [antidiabetic] drugs, subsequent encounter

  • T38.3X6S|

    Underdosing of insulin and oral hypoglycemic [antidiabetic] drugs, sequela

  • T38.4|

    Poisoning by, adverse effect of and underdosing of oral contraceptives

  • T38.4X|

    Poisoning by, adverse effect of and underdosing of oral contraceptives

  • T38.4X1|

    Poisoning by oral contraceptives, accidental (unintentional)

  • T38.4X1A|

    Poisoning by oral contraceptives, accidental (unintentional), initial encounter

  • T38.4X1D|

    Poisoning by oral contraceptives, accidental (unintentional), subsequent encounter

  • T38.4X1S|

    Poisoning by oral contraceptives, accidental (unintentional), sequela

  • T38.4X2|

    Poisoning by oral contraceptives, intentional self-harm

  • T38.4X2A|

    Poisoning by oral contraceptives, intentional self-harm, initial encounter

  • T38.4X2D|

    Poisoning by oral contraceptives, intentional self-harm, subsequent encounter

  • T38.4X2S|

    Poisoning by oral contraceptives, intentional self-harm, sequela

  • T38.4X3|

    Poisoning by oral contraceptives, assault

  • T38.4X3A|

    Poisoning by oral contraceptives, assault, initial encounter

  • T38.4X3D|

    Poisoning by oral contraceptives, assault, subsequent encounter

  • T38.4X3S|

    Poisoning by oral contraceptives, assault, sequela

  • T38.4X4|

    Poisoning by oral contraceptives, undetermined

  • T38.4X4A|

    Poisoning by oral contraceptives, undetermined, initial encounter

  • T38.4X4D|

    Poisoning by oral contraceptives, undetermined, subsequent encounter

  • T38.4X4S|

    Poisoning by oral contraceptives, undetermined, sequela

  • T38.4X5|

    Adverse effect of oral contraceptives

  • T38.4X5A|

    Adverse effect of oral contraceptives, initial encounter

  • T38.4X5D|

    Adverse effect of oral contraceptives, subsequent encounter

  • T38.4X5S|

    Adverse effect of oral contraceptives, sequela

  • T38.4X6|

    Underdosing of oral contraceptives

  • T38.4X6A|

    Underdosing of oral contraceptives, initial encounter

  • T38.4X6D|

    Underdosing of oral contraceptives, subsequent encounter

  • T38.4X6S|

    Underdosing of oral contraceptives, sequela

  • T38.5|

    Poisoning by, adverse effect of and underdosing of other estrogens and progestogens

  • T38.5X|

    Poisoning by, adverse effect of and underdosing of other estrogens and progestogens

  • T38.5X1|

    Poisoning by other estrogens and progestogens, accidental (unintentional)

  • T38.5X1A|

    Poisoning by other estrogens and progestogens, accidental (unintentional), initial encounter

  • T38.5X1D|

    Poisoning by other estrogens and progestogens, accidental (unintentional), subsequent encounter

  • T38.5X1S|

    Poisoning by other estrogens and progestogens, accidental (unintentional), sequela

  • T38.5X2|

    Poisoning by other estrogens and progestogens, intentional self-harm

  • T38.5X2A|

    Poisoning by other estrogens and progestogens, intentional self-harm, initial encounter

  • T38.5X2D|

    Poisoning by other estrogens and progestogens, intentional self-harm, subsequent encounter

  • T38.5X2S|

    Poisoning by other estrogens and progestogens, intentional self-harm, sequela

  • T38.5X3|

    Poisoning by other estrogens and progestogens, assault

  • T38.5X3A|

    Poisoning by other estrogens and progestogens, assault, initial encounter

  • T38.5X3D|

    Poisoning by other estrogens and progestogens, assault, subsequent encounter

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