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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  • S20.172S—

    Other superficial bite of breast, left breast, sequela

  • S20.179—

    Other superficial bite of breast, unspecified breast

  • S20.179A—

    Other superficial bite of breast, unspecified breast, initial encounter

  • S20.179D—

    Other superficial bite of breast, unspecified breast, subsequent encounter

  • S20.179S—

    Other superficial bite of breast, unspecified breast, sequela

  • S20.2—

    Contusion of thorax

  • S20.20—

    Contusion of thorax, unspecified

  • S20.20XA—

    Contusion of thorax, unspecified, initial encounter

  • S20.20XD—

    Contusion of thorax, unspecified, subsequent encounter

  • S20.20XS—

    Contusion of thorax, unspecified, sequela

  • S20.21—

    Contusion of front wall of thorax

  • S20.211—

    Contusion of right front wall of thorax

  • S20.211A—

    Contusion of right front wall of thorax, initial encounter

  • S20.211D—

    Contusion of right front wall of thorax, subsequent encounter

  • S20.211S—

    Contusion of right front wall of thorax, sequela

  • S20.212—

    Contusion of left front wall of thorax

  • S20.212A—

    Contusion of left front wall of thorax, initial encounter

  • S20.212D—

    Contusion of left front wall of thorax, subsequent encounter

  • S20.212S—

    Contusion of left front wall of thorax, sequela

  • S20.213—

    Contusion of bilateral front wall of thorax

  • S20.213A—

    Contusion of bilateral front wall of thorax, initial encounter

  • S20.213D—

    Contusion of bilateral front wall of thorax, subsequent encounter

  • S20.213S—

    Contusion of bilateral front wall of thorax, sequela

  • S20.214—

    Contusion of middle front wall of thorax

  • S20.214A—

    Contusion of middle front wall of thorax, initial encounter

  • S20.214D—

    Contusion of middle front wall of thorax, subsequent encounter

  • S20.214S—

    Contusion of middle front wall of thorax, sequela

  • S20.219—

    Contusion of unspecified front wall of thorax

  • S20.219A—

    Contusion of unspecified front wall of thorax, initial encounter

  • S20.219D—

    Contusion of unspecified front wall of thorax, subsequent encounter

  • S20.219S—

    Contusion of unspecified front wall of thorax, sequela

  • S20.22—

    Contusion of back wall of thorax

  • S20.221—

    Contusion of right back wall of thorax

  • S20.221A—

    Contusion of right back wall of thorax, initial encounter

  • S20.221D—

    Contusion of right back wall of thorax, subsequent encounter

  • S20.221S—

    Contusion of right back wall of thorax, sequela

  • S20.222—

    Contusion of left back wall of thorax

  • S20.222A—

    Contusion of left back wall of thorax, initial encounter

  • S20.222D—

    Contusion of left back wall of thorax, subsequent encounter

  • S20.222S—

    Contusion of left back wall of thorax, sequela

  • S20.223—

    Contusion of bilateral back wall of thorax

  • S20.223A—

    Contusion of bilateral back wall of thorax, initial encounter

  • S20.223D—

    Contusion of bilateral back wall of thorax, subsequent encounter

  • S20.223S—

    Contusion of bilateral back wall of thorax, sequela

  • S20.224—

    Contusion of middle back wall of thorax

  • S20.224A—

    Contusion of middle back wall of thorax, initial encounter

  • S20.224D—

    Contusion of middle back wall of thorax, subsequent encounter

  • S20.224S—

    Contusion of middle back wall of thorax, sequela

  • S20.229—

    Contusion of unspecified back wall of thorax

  • S20.229A—

    Contusion of unspecified back wall of thorax, initial encounter

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