All ICD10 Codes
Chapter 20

V00–Y99: External Causes of Morbidity

External Causes of Morbidity diagnostic classification updated for 2026.

All CodesBillable Only
Internal Codes
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  • Y36.530S—

    War operations involving thermal radiation effect of nuclear weapon, military personnel, sequela

  • Y36.531—

    War operations involving thermal radiation effect of nuclear weapon, civilian

  • Y36.531A—

    War operations involving thermal radiation effect of nuclear weapon, civilian, initial encounter

  • Y36.531D—

    War operations involving thermal radiation effect of nuclear weapon, civilian, subsequent encounter

  • Y36.531S—

    War operations involving thermal radiation effect of nuclear weapon, civilian, sequela

  • Y36.54—

    War operation involving nuclear radiation effects of nuclear weapon

  • Y36.540—

    War operation involving nuclear radiation effects of nuclear weapon, military personnel

  • Y36.540A—

    War operation involving nuclear radiation effects of nuclear weapon, military personnel, initial encounter

  • Y36.540D—

    War operation involving nuclear radiation effects of nuclear weapon, military personnel, subsequent encounter

  • Y36.540S—

    War operation involving nuclear radiation effects of nuclear weapon, military personnel, sequela

  • Y36.541—

    War operation involving nuclear radiation effects of nuclear weapon, civilian

  • Y36.541A—

    War operation involving nuclear radiation effects of nuclear weapon, civilian, initial encounter

  • Y36.541D—

    War operation involving nuclear radiation effects of nuclear weapon, civilian, subsequent encounter

  • Y36.541S—

    War operation involving nuclear radiation effects of nuclear weapon, civilian, sequela

  • Y36.59—

    War operation involving other effects of nuclear weapons

  • Y36.590—

    War operation involving other effects of nuclear weapons, military personnel

  • Y36.590A—

    War operation involving other effects of nuclear weapons, military personnel, initial encounter

  • Y36.590D—

    War operation involving other effects of nuclear weapons, military personnel, subsequent encounter

  • Y36.590S—

    War operation involving other effects of nuclear weapons, military personnel, sequela

  • Y36.591—

    War operation involving other effects of nuclear weapons, civilian

  • Y36.591A—

    War operation involving other effects of nuclear weapons, civilian, initial encounter

  • Y36.591D—

    War operation involving other effects of nuclear weapons, civilian, subsequent encounter

  • Y36.591S—

    War operation involving other effects of nuclear weapons, civilian, sequela

  • Y36.6—

    War operations involving biological weapons

  • Y36.6X—

    War operations involving biological weapons

  • Y36.6X0—

    War operations involving biological weapons, military personnel

  • Y36.6X0A—

    War operations involving biological weapons, military personnel, initial encounter

  • Y36.6X0D—

    War operations involving biological weapons, military personnel, subsequent encounter

  • Y36.6X0S—

    War operations involving biological weapons, military personnel, sequela

  • Y36.6X1—

    War operations involving biological weapons, civilian

  • Y36.6X1A—

    War operations involving biological weapons, civilian, initial encounter

  • Y36.6X1D—

    War operations involving biological weapons, civilian, subsequent encounter

  • Y36.6X1S—

    War operations involving biological weapons, civilian, sequela

  • Y36.7—

    War operations involving chemical weapons and other forms of unconventional warfare

  • Y36.7X—

    War operations involving chemical weapons and other forms of unconventional warfare

  • Y36.7X0—

    War operations involving chemical weapons and other forms of unconventional warfare, military personnel

  • Y36.7X0A—

    War operations involving chemical weapons and other forms of unconventional warfare, military personnel, initial encounter

  • Y36.7X0D—

    War operations involving chemical weapons and other forms of unconventional warfare, military personnel, subsequent encounter

  • Y36.7X0S—

    War operations involving chemical weapons and other forms of unconventional warfare, military personnel, sequela

  • Y36.7X1—

    War operations involving chemical weapons and other forms of unconventional warfare, civilian

  • Y36.7X1A—

    War operations involving chemical weapons and other forms of unconventional warfare, civilian, initial encounter

  • Y36.7X1D—

    War operations involving chemical weapons and other forms of unconventional warfare, civilian, subsequent encounter

  • Y36.7X1S—

    War operations involving chemical weapons and other forms of unconventional warfare, civilian, sequela

  • Y36.8—

    War operations occurring after cessation of hostilities

  • Y36.81—

    Explosion of mine placed during war operations but exploding after cessation of hostilities

  • Y36.810—

    Explosion of mine placed during war operations but exploding after cessation of hostilities, military personnel

  • Y36.810A—

    Explosion of mine placed during war operations but exploding after cessation of hostilities, military personnel, initial encounter

  • Y36.810D—

    Explosion of mine placed during war operations but exploding after cessation of hostilities, military personnel, subsequent encounter

  • Y36.810S—

    Explosion of mine placed during war operations but exploding after cessation of hostilities, military personnel, sequela

  • Y36.811—

    Explosion of mine placed during war operations but exploding after cessation of hostilities, civilian

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