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
  • S01.81

    Laceration without foreign body of other part of head

  • S01.81XA

    Laceration without foreign body of other part of head, initial encounter

  • S01.81XD

    Laceration without foreign body of other part of head, subsequent encounter

  • S01.81XS

    Laceration without foreign body of other part of head, sequela

  • S01.82

    Laceration with foreign body of other part of head

  • S01.82XA

    Laceration with foreign body of other part of head, initial encounter

  • S01.82XD

    Laceration with foreign body of other part of head, subsequent encounter

  • S01.82XS

    Laceration with foreign body of other part of head, sequela

  • S01.83

    Puncture wound without foreign body of other part of head

  • S01.83XA

    Puncture wound without foreign body of other part of head, initial encounter

  • S01.83XD

    Puncture wound without foreign body of other part of head, subsequent encounter

  • S01.83XS

    Puncture wound without foreign body of other part of head, sequela

  • S01.84

    Puncture wound with foreign body of other part of head

  • S01.84XA

    Puncture wound with foreign body of other part of head, initial encounter

  • S01.84XD

    Puncture wound with foreign body of other part of head, subsequent encounter

  • S01.84XS

    Puncture wound with foreign body of other part of head, sequela

  • S01.85

    Open bite of other part of head

  • S01.85XA

    Open bite of other part of head, initial encounter

  • S01.85XD

    Open bite of other part of head, subsequent encounter

  • S01.85XS

    Open bite of other part of head, sequela

  • S01.90

    Unspecified open wound of unspecified part of head

  • S01.90XA

    Unspecified open wound of unspecified part of head, initial encounter

  • S01.90XD

    Unspecified open wound of unspecified part of head, subsequent encounter

  • S01.90XS

    Unspecified open wound of unspecified part of head, sequela

  • S01.91

    Laceration without foreign body of unspecified part of head

  • S01.91XA

    Laceration without foreign body of unspecified part of head, initial encounter

  • S01.91XD

    Laceration without foreign body of unspecified part of head, subsequent encounter

  • S01.91XS

    Laceration without foreign body of unspecified part of head, sequela

  • S01.92

    Laceration with foreign body of unspecified part of head

  • S01.92XA

    Laceration with foreign body of unspecified part of head, initial encounter

  • S01.92XD

    Laceration with foreign body of unspecified part of head, subsequent encounter

  • S01.92XS

    Laceration with foreign body of unspecified part of head, sequela

  • S01.93

    Puncture wound without foreign body of unspecified part of head

  • S01.93XA

    Puncture wound without foreign body of unspecified part of head, initial encounter

  • S01.93XD

    Puncture wound without foreign body of unspecified part of head, subsequent encounter

  • S01.93XS

    Puncture wound without foreign body of unspecified part of head, sequela

  • S01.94

    Puncture wound with foreign body of unspecified part of head

  • S01.94XA

    Puncture wound with foreign body of unspecified part of head, initial encounter

  • S01.94XD

    Puncture wound with foreign body of unspecified part of head, subsequent encounter

  • S01.94XS

    Puncture wound with foreign body of unspecified part of head, sequela

  • S01.95

    Open bite of unspecified part of head

  • S01.95XA

    Open bite of unspecified part of head, initial encounter

  • S01.95XD

    Open bite of unspecified part of head, subsequent encounter

  • S01.95XS

    Open bite of unspecified part of head, sequela

  • S02.0

    Fracture of vault of skull

  • S02.0XXA

    Fracture of vault of skull, initial encounter for closed fracture

  • S02.0XXB

    Fracture of vault of skull, initial encounter for open fracture

  • S02.0XXD

    Fracture of vault of skull, subsequent encounter for fracture with routine healing

  • S02.0XXG

    Fracture of vault of skull, subsequent encounter for fracture with delayed healing

  • S02.0XXK

    Fracture of vault of skull, subsequent encounter for fracture with nonunion

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