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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  • Y37.460D—

    Military operations involving intentional restriction of air and airway, military personnel, subsequent encounter

  • Y37.460S—

    Military operations involving intentional restriction of air and airway, military personnel, sequela

  • Y37.461—

    Military operations involving intentional restriction of air and airway, civilian

  • Y37.461A—

    Military operations involving intentional restriction of air and airway, civilian, initial encounter

  • Y37.461D—

    Military operations involving intentional restriction of air and airway, civilian, subsequent encounter

  • Y37.461S—

    Military operations involving intentional restriction of air and airway, civilian, sequela

  • Y37.470—

    Military operations involving unintentional restriction of air and airway, military personnel

  • Y37.470A—

    Military operations involving unintentional restriction of air and airway, military personnel, initial encounter

  • Y37.470D—

    Military operations involving unintentional restriction of air and airway, military personnel, subsequent encounter

  • Y37.470S—

    Military operations involving unintentional restriction of air and airway, military personnel, sequela

  • Y37.471—

    Military operations involving unintentional restriction of air and airway, civilian

  • Y37.471A—

    Military operations involving unintentional restriction of air and airway, civilian, initial encounter

  • Y37.471D—

    Military operations involving unintentional restriction of air and airway, civilian, subsequent encounter

  • Y37.471S—

    Military operations involving unintentional restriction of air and airway, civilian, sequela

  • Y37.490—

    Military operations involving other forms of conventional warfare, military personnel

  • Y37.490A—

    Military operations involving other forms of conventional warfare, military personnel, initial encounter

  • Y37.490D—

    Military operations involving other forms of conventional warfare, military personnel, subsequent encounter

  • Y37.490S—

    Military operations involving other forms of conventional warfare, military personnel, sequela

  • Y37.491—

    Military operations involving other forms of conventional warfare, civilian

  • Y37.491A—

    Military operations involving other forms of conventional warfare, civilian, initial encounter

  • Y37.491D—

    Military operations involving other forms of conventional warfare, civilian, subsequent encounter

  • Y37.491S—

    Military operations involving other forms of conventional warfare, civilian, sequela

  • Y37.500—

    Military operations involving unspecified effect of nuclear weapon, military personnel

  • Y37.500A—

    Military operations involving unspecified effect of nuclear weapon, military personnel, initial encounter

  • Y37.500D—

    Military operations involving unspecified effect of nuclear weapon, military personnel, subsequent encounter

  • Y37.500S—

    Military operations involving unspecified effect of nuclear weapon, military personnel, sequela

  • Y37.501—

    Military operations involving unspecified effect of nuclear weapon, civilian

  • Y37.501A—

    Military operations involving unspecified effect of nuclear weapon, civilian, initial encounter

  • Y37.501D—

    Military operations involving unspecified effect of nuclear weapon, civilian, subsequent encounter

  • Y37.501S—

    Military operations involving unspecified effect of nuclear weapon, civilian, sequela

  • Y37.510—

    Military operations involving direct blast effect of nuclear weapon, military personnel

  • Y37.510A—

    Military operations involving direct blast effect of nuclear weapon, military personnel, initial encounter

  • Y37.510D—

    Military operations involving direct blast effect of nuclear weapon, military personnel, subsequent encounter

  • Y37.510S—

    Military operations involving direct blast effect of nuclear weapon, military personnel, sequela

  • Y37.511—

    Military operations involving direct blast effect of nuclear weapon, civilian

  • Y37.511A—

    Military operations involving direct blast effect of nuclear weapon, civilian, initial encounter

  • Y37.511D—

    Military operations involving direct blast effect of nuclear weapon, civilian, subsequent encounter

  • Y37.511S—

    Military operations involving direct blast effect of nuclear weapon, civilian, sequela

  • Y37.520—

    Military operations involving indirect blast effect of nuclear weapon, military personnel

  • Y37.520A—

    Military operations involving indirect blast effect of nuclear weapon, military personnel, initial encounter

  • Y37.520D—

    Military operations involving indirect blast effect of nuclear weapon, military personnel, subsequent encounter

  • Y37.520S—

    Military operations involving indirect blast effect of nuclear weapon, military personnel, sequela

  • Y37.521—

    Military operations involving indirect blast effect of nuclear weapon, civilian

  • Y37.521A—

    Military operations involving indirect blast effect of nuclear weapon, civilian, initial encounter

  • Y37.521D—

    Military operations involving indirect blast effect of nuclear weapon, civilian, subsequent encounter

  • Y37.521S—

    Military operations involving indirect blast effect of nuclear weapon, civilian, sequela

  • Y37.530—

    Military operations involving thermal radiation effect of nuclear weapon, military personnel

  • Y37.530A—

    Military operations involving thermal radiation effect of nuclear weapon, military personnel, initial encounter

  • Y37.530D—

    Military operations involving thermal radiation effect of nuclear weapon, military personnel, subsequent encounter

  • Y37.530S—

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

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