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
  • T23.322

    Burn of third degree of single left finger (nail) except thumb

  • T23.322A

    Burn of third degree of single left finger (nail) except thumb, initial encounter

  • T23.322D

    Burn of third degree of single left finger (nail) except thumb, subsequent encounter

  • T23.322S

    Burn of third degree of single left finger (nail) except thumb, sequela

  • T23.329

    Burn of third degree of unspecified single finger (nail) except thumb

  • T23.329A

    Burn of third degree of unspecified single finger (nail) except thumb, initial encounter

  • T23.329D

    Burn of third degree of unspecified single finger (nail) except thumb, subsequent encounter

  • T23.329S

    Burn of third degree of unspecified single finger (nail) except thumb, sequela

  • T23.33

    Burn of third degree of multiple fingers (nail), not including thumb

  • T23.331

    Burn of third degree of multiple right fingers (nail), not including thumb

  • T23.331A

    Burn of third degree of multiple right fingers (nail), not including thumb, initial encounter

  • T23.331D

    Burn of third degree of multiple right fingers (nail), not including thumb, subsequent encounter

  • T23.331S

    Burn of third degree of multiple right fingers (nail), not including thumb, sequela

  • T23.332

    Burn of third degree of multiple left fingers (nail), not including thumb

  • T23.332A

    Burn of third degree of multiple left fingers (nail), not including thumb, initial encounter

  • T23.332D

    Burn of third degree of multiple left fingers (nail), not including thumb, subsequent encounter

  • T23.332S

    Burn of third degree of multiple left fingers (nail), not including thumb, sequela

  • T23.339

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

  • T23.339A

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

  • T23.339D

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

  • T23.339S

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

  • T23.34

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

  • T23.341

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

  • T23.341A

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

  • T23.341D

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

  • T23.341S

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

  • T23.342

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

  • T23.342A

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

  • T23.342D

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

  • T23.342S

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

  • T23.349

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

  • T23.349A

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

  • T23.349D

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

  • T23.349S

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

  • T23.35

    Burn of third degree of palm

  • T23.351

    Burn of third degree of right palm

  • T23.351A

    Burn of third degree of right palm, initial encounter

  • T23.351D

    Burn of third degree of right palm, subsequent encounter

  • T23.351S

    Burn of third degree of right palm, sequela

  • T23.352

    Burn of third degree of left palm

  • T23.352A

    Burn of third degree of left palm, initial encounter

  • T23.352D

    Burn of third degree of left palm, subsequent encounter

  • T23.352S

    Burn of third degree of left palm, sequela

  • T23.359

    Burn of third degree of unspecified palm

  • T23.359A

    Burn of third degree of unspecified palm, initial encounter

  • T23.359D

    Burn of third degree of unspecified palm, subsequent encounter

  • T23.359S

    Burn of third degree of unspecified palm, sequela

  • T23.36

    Burn of third degree of back of hand

  • T23.361

    Burn of third degree of back of right hand

  • T23.361A

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

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