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
  • S01.93XS

    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

    Fracture of skull and facial bones

  • 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

  • S02.0XXS

    Fracture of vault of skull, sequela

  • S02.1

    Fracture of base of skull

  • S02.10

    Unspecified fracture of base of skull

  • S02.101

    Fracture of base of skull, right side

  • S02.101A

    Fracture of base of skull, right side, initial encounter for closed fracture

  • S02.101B

    Fracture of base of skull, right side, initial encounter for open fracture

  • S02.101D

    Fracture of base of skull, right side, subsequent encounter for fracture with routine healing

  • S02.101G

    Fracture of base of skull, right side, subsequent encounter for fracture with delayed healing

  • S02.101K

    Fracture of base of skull, right side, subsequent encounter for fracture with nonunion

  • S02.101S

    Fracture of base of skull, right side, sequela

  • S02.102

    Fracture of base of skull, left side

  • S02.102A

    Fracture of base of skull, left side, initial encounter for closed fracture

  • S02.102B

    Fracture of base of skull, left side, initial encounter for open fracture

  • S02.102D

    Fracture of base of skull, left side, subsequent encounter for fracture with routine healing

  • S02.102G

    Fracture of base of skull, left side, subsequent encounter for fracture with delayed healing

  • S02.102K

    Fracture of base of skull, left side, subsequent encounter for fracture with nonunion

  • S02.102S

    Fracture of base of skull, left side, sequela

  • S02.109

    Fracture of base of skull, unspecified side

  • S02.109A

    Fracture of base of skull, unspecified side, initial encounter for closed fracture

  • S02.109B

    Fracture of base of skull, unspecified side, initial encounter for open fracture

  • S02.109D

    Fracture of base of skull, unspecified side, subsequent encounter for fracture with routine healing

  • S02.109G

    Fracture of base of skull, unspecified side, subsequent encounter for fracture with delayed healing

  • S02.109K

    Fracture of base of skull, unspecified side, subsequent encounter for fracture with nonunion

  • S02.109S

    Fracture of base of skull, unspecified side, sequela

  • S02.11

    Fracture of occiput

  • S02.110

    Type I occipital condyle fracture, unspecified side

  • S02.110A

    Type I occipital condyle fracture, unspecified side, initial encounter for closed fracture

  • S02.110B

    Type I occipital condyle fracture, unspecified side, initial encounter for open fracture

  • S02.110D

    Type I occipital condyle fracture, unspecified side, subsequent encounter for fracture with routine healing

  • S02.110G

    Type I occipital condyle fracture, unspecified side, subsequent encounter for fracture with delayed healing

  • S02.110K

    Type I occipital condyle fracture, unspecified side, subsequent encounter for fracture with nonunion

  • S02.110S

    Type I occipital condyle fracture, unspecified side, sequela

  • S02.111

    Type II occipital condyle fracture, unspecified side

  • S02.111A

    Type II occipital condyle fracture, unspecified side, initial encounter for closed fracture

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