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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  • T23.571S—

    Corrosion of first degree of right wrist, sequela

  • T23.572—

    Corrosion of first degree of left wrist

  • T23.572A—

    Corrosion of first degree of left wrist, initial encounter

  • T23.572D—

    Corrosion of first degree of left wrist, subsequent encounter

  • T23.572S—

    Corrosion of first degree of left wrist, sequela

  • T23.579—

    Corrosion of first degree of unspecified wrist

  • T23.579A—

    Corrosion of first degree of unspecified wrist, initial encounter

  • T23.579D—

    Corrosion of first degree of unspecified wrist, subsequent encounter

  • T23.579S—

    Corrosion of first degree of unspecified wrist, sequela

  • T23.59—

    Corrosion of first degree of multiple sites of wrist and hand

  • T23.591—

    Corrosion of first degree of multiple sites of right wrist and hand

  • T23.591A—

    Corrosion of first degree of multiple sites of right wrist and hand, initial encounter

  • T23.591D—

    Corrosion of first degree of multiple sites of right wrist and hand, subsequent encounter

  • T23.591S—

    Corrosion of first degree of multiple sites of right wrist and hand, sequela

  • T23.592—

    Corrosion of first degree of multiple sites of left wrist and hand

  • T23.592A—

    Corrosion of first degree of multiple sites of left wrist and hand, initial encounter

  • T23.592D—

    Corrosion of first degree of multiple sites of left wrist and hand, subsequent encounter

  • T23.592S—

    Corrosion of first degree of multiple sites of left wrist and hand, sequela

  • T23.599—

    Corrosion of first degree of multiple sites of unspecified wrist and hand

  • T23.599A—

    Corrosion of first degree of multiple sites of unspecified wrist and hand, initial encounter

  • T23.599D—

    Corrosion of first degree of multiple sites of unspecified wrist and hand, subsequent encounter

  • T23.599S—

    Corrosion of first degree of multiple sites of unspecified wrist and hand, sequela

  • T23.6—

    Corrosion of second degree of wrist and hand

  • T23.60—

    Corrosion of second degree of hand, unspecified site

  • T23.601—

    Corrosion of second degree of right hand, unspecified site

  • T23.601A—

    Corrosion of second degree of right hand, unspecified site, initial encounter

  • T23.601D—

    Corrosion of second degree of right hand, unspecified site, subsequent encounter

  • T23.601S—

    Corrosion of second degree of right hand, unspecified site, sequela

  • T23.602—

    Corrosion of second degree of left hand, unspecified site

  • T23.602A—

    Corrosion of second degree of left hand, unspecified site, initial encounter

  • T23.602D—

    Corrosion of second degree of left hand, unspecified site, subsequent encounter

  • T23.602S—

    Corrosion of second degree of left hand, unspecified site, sequela

  • T23.609—

    Corrosion of second degree of unspecified hand, unspecified site

  • T23.609A—

    Corrosion of second degree of unspecified hand, unspecified site, initial encounter

  • T23.609D—

    Corrosion of second degree of unspecified hand, unspecified site, subsequent encounter

  • T23.609S—

    Corrosion of second degree of unspecified hand, unspecified site, sequela

  • T23.61—

    Corrosion of second degree of thumb (nail)

  • T23.611—

    Corrosion of second degree of right thumb (nail)

  • T23.611A—

    Corrosion of second degree of right thumb (nail), initial encounter

  • T23.611D—

    Corrosion of second degree of right thumb (nail), subsequent encounter

  • T23.611S—

    Corrosion of second degree of right thumb (nail), sequela

  • T23.612—

    Corrosion of second degree of left thumb (nail)

  • T23.612A—

    Corrosion of second degree of left thumb (nail), initial encounter

  • T23.612D—

    Corrosion of second degree of left thumb (nail), subsequent encounter

  • T23.612S—

    Corrosion of second degree of left thumb (nail), sequela

  • T23.619—

    Corrosion of second degree of unspecified thumb (nail)

  • T23.619A—

    Corrosion of second degree of unspecified thumb (nail), initial encounter

  • T23.619D—

    Corrosion of second degree of unspecified thumb (nail), subsequent encounter

  • T23.619S—

    Corrosion of second degree of unspecified thumb (nail), sequela

  • T23.62—

    Corrosion of second degree of single finger (nail) except thumb

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