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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  • T25.499A—

    Corrosion of unspecified degree of multiple sites of unspecified ankle and foot, initial encounter

  • T25.499D—

    Corrosion of unspecified degree of multiple sites of unspecified ankle and foot, subsequent encounter

  • T25.499S—

    Corrosion of unspecified degree of multiple sites of unspecified ankle and foot, sequela

  • T25.5—

    Corrosion of first degree of ankle and foot

  • T25.51—

    Corrosion of first degree of ankle

  • T25.511—

    Corrosion of first degree of right ankle

  • T25.511A—

    Corrosion of first degree of right ankle, initial encounter

  • T25.511D—

    Corrosion of first degree of right ankle, subsequent encounter

  • T25.511S—

    Corrosion of first degree of right ankle, sequela

  • T25.512—

    Corrosion of first degree of left ankle

  • T25.512A—

    Corrosion of first degree of left ankle, initial encounter

  • T25.512D—

    Corrosion of first degree of left ankle, subsequent encounter

  • T25.512S—

    Corrosion of first degree of left ankle, sequela

  • T25.519—

    Corrosion of first degree of unspecified ankle

  • T25.519A—

    Corrosion of first degree of unspecified ankle, initial encounter

  • T25.519D—

    Corrosion of first degree of unspecified ankle, subsequent encounter

  • T25.519S—

    Corrosion of first degree of unspecified ankle, sequela

  • T25.52—

    Corrosion of first degree of foot

  • T25.521—

    Corrosion of first degree of right foot

  • T25.521A—

    Corrosion of first degree of right foot, initial encounter

  • T25.521D—

    Corrosion of first degree of right foot, subsequent encounter

  • T25.521S—

    Corrosion of first degree of right foot, sequela

  • T25.522—

    Corrosion of first degree of left foot

  • T25.522A—

    Corrosion of first degree of left foot, initial encounter

  • T25.522D—

    Corrosion of first degree of left foot, subsequent encounter

  • T25.522S—

    Corrosion of first degree of left foot, sequela

  • T25.529—

    Corrosion of first degree of unspecified foot

  • T25.529A—

    Corrosion of first degree of unspecified foot, initial encounter

  • T25.529D—

    Corrosion of first degree of unspecified foot, subsequent encounter

  • T25.529S—

    Corrosion of first degree of unspecified foot, sequela

  • T25.53—

    Corrosion of first degree of toe(s) (nail)

  • T25.531—

    Corrosion of first degree of right toe(s) (nail)

  • T25.531A—

    Corrosion of first degree of right toe(s) (nail), initial encounter

  • T25.531D—

    Corrosion of first degree of right toe(s) (nail), subsequent encounter

  • T25.531S—

    Corrosion of first degree of right toe(s) (nail), sequela

  • T25.532—

    Corrosion of first degree of left toe(s) (nail)

  • T25.532A—

    Corrosion of first degree of left toe(s) (nail), initial encounter

  • T25.532D—

    Corrosion of first degree of left toe(s) (nail), subsequent encounter

  • T25.532S—

    Corrosion of first degree of left toe(s) (nail), sequela

  • T25.539—

    Corrosion of first degree of unspecified toe(s) (nail)

  • T25.539A—

    Corrosion of first degree of unspecified toe(s) (nail), initial encounter

  • T25.539D—

    Corrosion of first degree of unspecified toe(s) (nail), subsequent encounter

  • T25.539S—

    Corrosion of first degree of unspecified toe(s) (nail), sequela

  • T25.59—

    Corrosion of first degree of multiple sites of ankle and foot

  • T25.591—

    Corrosion of first degree of multiple sites of right ankle and foot

  • T25.591A—

    Corrosion of first degree of multiple sites of right ankle and foot, initial encounter

  • T25.591D—

    Corrosion of first degree of multiple sites of right ankle and foot, subsequent encounter

  • T25.591S—

    Corrosion of first degree of multiple sites of right ankle and foot, sequela

  • T25.592—

    Corrosion of first degree of multiple sites of left ankle and foot

  • T25.592A—

    Corrosion of first degree of multiple sites of left ankle and foot, initial encounter

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