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
  • S01.25

    Open bite of nose

  • S01.25XA

    Open bite of nose, initial encounter

  • S01.25XD

    Open bite of nose, subsequent encounter

  • S01.25XS

    Open bite of nose, sequela

  • S01.301

    Unspecified open wound of right ear

  • S01.301A

    Unspecified open wound of right ear, initial encounter

  • S01.301D

    Unspecified open wound of right ear, subsequent encounter

  • S01.301S

    Unspecified open wound of right ear, sequela

  • S01.302

    Unspecified open wound of left ear

  • S01.302A

    Unspecified open wound of left ear, initial encounter

  • S01.302D

    Unspecified open wound of left ear, subsequent encounter

  • S01.302S

    Unspecified open wound of left ear, sequela

  • S01.309

    Unspecified open wound of unspecified ear

  • S01.309A

    Unspecified open wound of unspecified ear, initial encounter

  • S01.309D

    Unspecified open wound of unspecified ear, subsequent encounter

  • S01.309S

    Unspecified open wound of unspecified ear, sequela

  • S01.311

    Laceration without foreign body of right ear

  • S01.311A

    Laceration without foreign body of right ear, initial encounter

  • S01.311D

    Laceration without foreign body of right ear, subsequent encounter

  • S01.311S

    Laceration without foreign body of right ear, sequela

  • S01.312

    Laceration without foreign body of left ear

  • S01.312A

    Laceration without foreign body of left ear, initial encounter

  • S01.312D

    Laceration without foreign body of left ear, subsequent encounter

  • S01.312S

    Laceration without foreign body of left ear, sequela

  • S01.319

    Laceration without foreign body of unspecified ear

  • S01.319A

    Laceration without foreign body of unspecified ear, initial encounter

  • S01.319D

    Laceration without foreign body of unspecified ear, subsequent encounter

  • S01.319S

    Laceration without foreign body of unspecified ear, sequela

  • S01.321

    Laceration with foreign body of right ear

  • S01.321A

    Laceration with foreign body of right ear, initial encounter

  • S01.321D

    Laceration with foreign body of right ear, subsequent encounter

  • S01.321S

    Laceration with foreign body of right ear, sequela

  • S01.322

    Laceration with foreign body of left ear

  • S01.322A

    Laceration with foreign body of left ear, initial encounter

  • S01.322D

    Laceration with foreign body of left ear, subsequent encounter

  • S01.322S

    Laceration with foreign body of left ear, sequela

  • S01.329

    Laceration with foreign body of unspecified ear

  • S01.329A

    Laceration with foreign body of unspecified ear, initial encounter

  • S01.329D

    Laceration with foreign body of unspecified ear, subsequent encounter

  • S01.329S

    Laceration with foreign body of unspecified ear, sequela

  • S01.331

    Puncture wound without foreign body of right ear

  • S01.331A

    Puncture wound without foreign body of right ear, initial encounter

  • S01.331D

    Puncture wound without foreign body of right ear, subsequent encounter

  • S01.331S

    Puncture wound without foreign body of right ear, sequela

  • S01.332

    Puncture wound without foreign body of left ear

  • S01.332A

    Puncture wound without foreign body of left ear, initial encounter

  • S01.332D

    Puncture wound without foreign body of left ear, subsequent encounter

  • S01.332S

    Puncture wound without foreign body of left ear, sequela

  • S01.339

    Puncture wound without foreign body of unspecified ear

  • S01.339A

    Puncture wound without foreign body of unspecified ear, initial encounter

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