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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  • S21.409D—

    Unspecified open wound of unspecified back wall of thorax with penetration into thoracic cavity, subsequent encounter

  • S21.409S—

    Unspecified open wound of unspecified back wall of thorax with penetration into thoracic cavity, sequela

  • S21.41—

    Laceration without foreign body of back wall of thorax with penetration into thoracic cavity

  • S21.411—

    Laceration without foreign body of right back wall of thorax with penetration into thoracic cavity

  • S21.411A—

    Laceration without foreign body of right back wall of thorax with penetration into thoracic cavity, initial encounter

  • S21.411D—

    Laceration without foreign body of right back wall of thorax with penetration into thoracic cavity, subsequent encounter

  • S21.411S—

    Laceration without foreign body of right back wall of thorax with penetration into thoracic cavity, sequela

  • S21.412—

    Laceration without foreign body of left back wall of thorax with penetration into thoracic cavity

  • S21.412A—

    Laceration without foreign body of left back wall of thorax with penetration into thoracic cavity, initial encounter

  • S21.412D—

    Laceration without foreign body of left back wall of thorax with penetration into thoracic cavity, subsequent encounter

  • S21.412S—

    Laceration without foreign body of left back wall of thorax with penetration into thoracic cavity, sequela

  • S21.419—

    Laceration without foreign body of unspecified back wall of thorax with penetration into thoracic cavity

  • S21.419A—

    Laceration without foreign body of unspecified back wall of thorax with penetration into thoracic cavity, initial encounter

  • S21.419D—

    Laceration without foreign body of unspecified back wall of thorax with penetration into thoracic cavity, subsequent encounter

  • S21.419S—

    Laceration without foreign body of unspecified back wall of thorax with penetration into thoracic cavity, sequela

  • S21.42—

    Laceration with foreign body of back wall of thorax with penetration into thoracic cavity

  • S21.421—

    Laceration with foreign body of right back wall of thorax with penetration into thoracic cavity

  • S21.421A—

    Laceration with foreign body of right back wall of thorax with penetration into thoracic cavity, initial encounter

  • S21.421D—

    Laceration with foreign body of right back wall of thorax with penetration into thoracic cavity, subsequent encounter

  • S21.421S—

    Laceration with foreign body of right back wall of thorax with penetration into thoracic cavity, sequela

  • S21.422—

    Laceration with foreign body of left back wall of thorax with penetration into thoracic cavity

  • S21.422A—

    Laceration with foreign body of left back wall of thorax with penetration into thoracic cavity, initial encounter

  • S21.422D—

    Laceration with foreign body of left back wall of thorax with penetration into thoracic cavity, subsequent encounter

  • S21.422S—

    Laceration with foreign body of left back wall of thorax with penetration into thoracic cavity, sequela

  • S21.429—

    Laceration with foreign body of unspecified back wall of thorax with penetration into thoracic cavity

  • S21.429A—

    Laceration with foreign body of unspecified back wall of thorax with penetration into thoracic cavity, initial encounter

  • S21.429D—

    Laceration with foreign body of unspecified back wall of thorax with penetration into thoracic cavity, subsequent encounter

  • S21.429S—

    Laceration with foreign body of unspecified back wall of thorax with penetration into thoracic cavity, sequela

  • S21.43—

    Puncture wound without foreign body of back wall of thorax with penetration into thoracic cavity

  • S21.431—

    Puncture wound without foreign body of right back wall of thorax with penetration into thoracic cavity

  • S21.431A—

    Puncture wound without foreign body of right back wall of thorax with penetration into thoracic cavity, initial encounter

  • S21.431D—

    Puncture wound without foreign body of right back wall of thorax with penetration into thoracic cavity, subsequent encounter

  • S21.431S—

    Puncture wound without foreign body of right back wall of thorax with penetration into thoracic cavity, sequela

  • S21.432—

    Puncture wound without foreign body of left back wall of thorax with penetration into thoracic cavity

  • S21.432A—

    Puncture wound without foreign body of left back wall of thorax with penetration into thoracic cavity, initial encounter

  • S21.432D—

    Puncture wound without foreign body of left back wall of thorax with penetration into thoracic cavity, subsequent encounter

  • S21.432S—

    Puncture wound without foreign body of left back wall of thorax with penetration into thoracic cavity, sequela

  • S21.439—

    Puncture wound without foreign body of unspecified back wall of thorax with penetration into thoracic cavity

  • S21.439A—

    Puncture wound without foreign body of unspecified back wall of thorax with penetration into thoracic cavity, initial encounter

  • S21.439D—

    Puncture wound without foreign body of unspecified back wall of thorax with penetration into thoracic cavity, subsequent encounter

  • S21.439S—

    Puncture wound without foreign body of unspecified back wall of thorax with penetration into thoracic cavity, sequela

  • S21.44—

    Puncture wound with foreign body of back wall of thorax with penetration into thoracic cavity

  • S21.441—

    Puncture wound with foreign body of right back wall of thorax with penetration into thoracic cavity

  • S21.441A—

    Puncture wound with foreign body of right back wall of thorax with penetration into thoracic cavity, initial encounter

  • S21.441D—

    Puncture wound with foreign body of right back wall of thorax with penetration into thoracic cavity, subsequent encounter

  • S21.441S—

    Puncture wound with foreign body of right back wall of thorax with penetration into thoracic cavity, sequela

  • S21.442—

    Puncture wound with foreign body of left back wall of thorax with penetration into thoracic cavity

  • S21.442A—

    Puncture wound with foreign body of left back wall of thorax with penetration into thoracic cavity, initial encounter

  • S21.442D—

    Puncture wound with foreign body of left back wall of thorax with penetration into thoracic cavity, subsequent encounter

  • S21.442S—

    Puncture wound with foreign body of left back wall of thorax with penetration into thoracic cavity, sequela

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