Chapter 20

V00–Y99: External Causes of Morbidity

External Causes of Morbidity diagnostic classification updated for 2026.

Internal Codes
  • X73.2XXD

    Intentional self-harm by machine gun discharge, subsequent encounter

  • X73.2XXS

    Intentional self-harm by machine gun discharge, sequela

  • X73.8

    Intentional self-harm by other larger firearm discharge

  • X73.8XXA

    Intentional self-harm by other larger firearm discharge, initial encounter

  • X73.8XXD

    Intentional self-harm by other larger firearm discharge, subsequent encounter

  • X73.8XXS

    Intentional self-harm by other larger firearm discharge, sequela

  • X73.9

    Intentional self-harm by unspecified larger firearm discharge

  • X73.9XXA

    Intentional self-harm by unspecified larger firearm discharge, initial encounter

  • X73.9XXD

    Intentional self-harm by unspecified larger firearm discharge, subsequent encounter

  • X73.9XXS

    Intentional self-harm by unspecified larger firearm discharge, sequela

  • X74.01

    Intentional self-harm by airgun

  • X74.01XA

    Intentional self-harm by airgun, initial encounter

  • X74.01XD

    Intentional self-harm by airgun, subsequent encounter

  • X74.01XS

    Intentional self-harm by airgun, sequela

  • X74.02

    Intentional self-harm by paintball gun

  • X74.02XA

    Intentional self-harm by paintball gun, initial encounter

  • X74.02XD

    Intentional self-harm by paintball gun, subsequent encounter

  • X74.02XS

    Intentional self-harm by paintball gun, sequela

  • X74.09

    Intentional self-harm by other gas, air or spring-operated gun

  • X74.09XA

    Intentional self-harm by other gas, air or spring-operated gun, initial encounter

  • X74.09XD

    Intentional self-harm by other gas, air or spring-operated gun, subsequent encounter

  • X74.09XS

    Intentional self-harm by other gas, air or spring-operated gun, sequela

  • X74.8

    Intentional self-harm by other firearm discharge

  • X74.8XXA

    Intentional self-harm by other firearm discharge, initial encounter

  • X74.8XXD

    Intentional self-harm by other firearm discharge, subsequent encounter

  • X74.8XXS

    Intentional self-harm by other firearm discharge, sequela

  • X74.9

    Intentional self-harm by unspecified firearm discharge

  • X74.9XXA

    Intentional self-harm by unspecified firearm discharge, initial encounter

  • X74.9XXD

    Intentional self-harm by unspecified firearm discharge, subsequent encounter

  • X74.9XXS

    Intentional self-harm by unspecified firearm discharge, sequela

  • X75

    Intentional self-harm by explosive material

  • X75.XXXA

    Intentional self-harm by explosive material, initial encounter

  • X75.XXXD

    Intentional self-harm by explosive material, subsequent encounter

  • X75.XXXS

    Intentional self-harm by explosive material, sequela

  • X76

    Intentional self-harm by smoke, fire and flames

  • X76.XXXA

    Intentional self-harm by smoke, fire and flames, initial encounter

  • X76.XXXD

    Intentional self-harm by smoke, fire and flames, subsequent encounter

  • X76.XXXS

    Intentional self-harm by smoke, fire and flames, sequela

  • X77.0

    Intentional self-harm by steam or hot vapors

  • X77.0XXA

    Intentional self-harm by steam or hot vapors, initial encounter

  • X77.0XXD

    Intentional self-harm by steam or hot vapors, subsequent encounter

  • X77.0XXS

    Intentional self-harm by steam or hot vapors, sequela

  • X77.1

    Intentional self-harm by hot tap water

  • X77.1XXA

    Intentional self-harm by hot tap water, initial encounter

  • X77.1XXD

    Intentional self-harm by hot tap water, subsequent encounter

  • X77.1XXS

    Intentional self-harm by hot tap water, sequela

  • X77.2

    Intentional self-harm by other hot fluids

  • X77.2XXA

    Intentional self-harm by other hot fluids, initial encounter

  • X77.2XXD

    Intentional self-harm by other hot fluids, subsequent encounter

  • X77.2XXS

    Intentional self-harm by other hot fluids, sequela

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