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.-)
Internal Codes
  • T23.239A

    Burn of second degree of unspecified multiple fingers (nail), not including thumb, initial encounter

  • T23.239D

    Burn of second degree of unspecified multiple fingers (nail), not including thumb, subsequent encounter

  • T23.239S

    Burn of second degree of unspecified multiple fingers (nail), not including thumb, sequela

  • T23.24

    Burn of second degree of multiple fingers (nail), including thumb

  • T23.241

    Burn of second degree of multiple right fingers (nail), including thumb

  • T23.241A

    Burn of second degree of multiple right fingers (nail), including thumb, initial encounter

  • T23.241D

    Burn of second degree of multiple right fingers (nail), including thumb, subsequent encounter

  • T23.241S

    Burn of second degree of multiple right fingers (nail), including thumb, sequela

  • T23.242

    Burn of second degree of multiple left fingers (nail), including thumb

  • T23.242A

    Burn of second degree of multiple left fingers (nail), including thumb, initial encounter

  • T23.242D

    Burn of second degree of multiple left fingers (nail), including thumb, subsequent encounter

  • T23.242S

    Burn of second degree of multiple left fingers (nail), including thumb, sequela

  • T23.249

    Burn of second degree of unspecified multiple fingers (nail), including thumb

  • T23.249A

    Burn of second degree of unspecified multiple fingers (nail), including thumb, initial encounter

  • T23.249D

    Burn of second degree of unspecified multiple fingers (nail), including thumb, subsequent encounter

  • T23.249S

    Burn of second degree of unspecified multiple fingers (nail), including thumb, sequela

  • T23.25

    Burn of second degree of palm

  • T23.251

    Burn of second degree of right palm

  • T23.251A

    Burn of second degree of right palm, initial encounter

  • T23.251D

    Burn of second degree of right palm, subsequent encounter

  • T23.251S

    Burn of second degree of right palm, sequela

  • T23.252

    Burn of second degree of left palm

  • T23.252A

    Burn of second degree of left palm, initial encounter

  • T23.252D

    Burn of second degree of left palm, subsequent encounter

  • T23.252S

    Burn of second degree of left palm, sequela

  • T23.259

    Burn of second degree of unspecified palm

  • T23.259A

    Burn of second degree of unspecified palm, initial encounter

  • T23.259D

    Burn of second degree of unspecified palm, subsequent encounter

  • T23.259S

    Burn of second degree of unspecified palm, sequela

  • T23.26

    Burn of second degree of back of hand

  • T23.261

    Burn of second degree of back of right hand

  • T23.261A

    Burn of second degree of back of right hand, initial encounter

  • T23.261D

    Burn of second degree of back of right hand, subsequent encounter

  • T23.261S

    Burn of second degree of back of right hand, sequela

  • T23.262

    Burn of second degree of back of left hand

  • T23.262A

    Burn of second degree of back of left hand, initial encounter

  • T23.262D

    Burn of second degree of back of left hand, subsequent encounter

  • T23.262S

    Burn of second degree of back of left hand, sequela

  • T23.269

    Burn of second degree of back of unspecified hand

  • T23.269A

    Burn of second degree of back of unspecified hand, initial encounter

  • T23.269D

    Burn of second degree of back of unspecified hand, subsequent encounter

  • T23.269S

    Burn of second degree of back of unspecified hand, sequela

  • T23.27

    Burn of second degree of wrist

  • T23.271

    Burn of second degree of right wrist

  • T23.271A

    Burn of second degree of right wrist, initial encounter

  • T23.271D

    Burn of second degree of right wrist, subsequent encounter

  • T23.271S

    Burn of second degree of right wrist, sequela

  • T23.272

    Burn of second degree of left wrist

  • T23.272A

    Burn of second degree of left wrist, initial encounter

  • T23.272D

    Burn of second degree of left wrist, subsequent encounter

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