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
  • S12.191K

    Other nondisplaced fracture of second cervical vertebra, subsequent encounter for fracture with nonunion

  • S12.191S

    Other nondisplaced fracture of second cervical vertebra, sequela

  • S12.2

    Fracture of third cervical vertebra

  • S12.20

    Unspecified fracture of third cervical vertebra

  • S12.200

    Unspecified displaced fracture of third cervical vertebra

  • S12.200A

    Unspecified displaced fracture of third cervical vertebra, initial encounter for closed fracture

  • S12.200B

    Unspecified displaced fracture of third cervical vertebra, initial encounter for open fracture

  • S12.200D

    Unspecified displaced fracture of third cervical vertebra, subsequent encounter for fracture with routine healing

  • S12.200G

    Unspecified displaced fracture of third cervical vertebra, subsequent encounter for fracture with delayed healing

  • S12.200K

    Unspecified displaced fracture of third cervical vertebra, subsequent encounter for fracture with nonunion

  • S12.200S

    Unspecified displaced fracture of third cervical vertebra, sequela

  • S12.201

    Unspecified nondisplaced fracture of third cervical vertebra

  • S12.201A

    Unspecified nondisplaced fracture of third cervical vertebra, initial encounter for closed fracture

  • S12.201B

    Unspecified nondisplaced fracture of third cervical vertebra, initial encounter for open fracture

  • S12.201D

    Unspecified nondisplaced fracture of third cervical vertebra, subsequent encounter for fracture with routine healing

  • S12.201G

    Unspecified nondisplaced fracture of third cervical vertebra, subsequent encounter for fracture with delayed healing

  • S12.201K

    Unspecified nondisplaced fracture of third cervical vertebra, subsequent encounter for fracture with nonunion

  • S12.201S

    Unspecified nondisplaced fracture of third cervical vertebra, sequela

  • S12.23

    Unspecified traumatic spondylolisthesis of third cervical vertebra

  • S12.230

    Unspecified traumatic displaced spondylolisthesis of third cervical vertebra

  • S12.230A

    Unspecified traumatic displaced spondylolisthesis of third cervical vertebra, initial encounter for closed fracture

  • S12.230B

    Unspecified traumatic displaced spondylolisthesis of third cervical vertebra, initial encounter for open fracture

  • S12.230D

    Unspecified traumatic displaced spondylolisthesis of third cervical vertebra, subsequent encounter for fracture with routine healing

  • S12.230G

    Unspecified traumatic displaced spondylolisthesis of third cervical vertebra, subsequent encounter for fracture with delayed healing

  • S12.230K

    Unspecified traumatic displaced spondylolisthesis of third cervical vertebra, subsequent encounter for fracture with nonunion

  • S12.230S

    Unspecified traumatic displaced spondylolisthesis of third cervical vertebra, sequela

  • S12.231

    Unspecified traumatic nondisplaced spondylolisthesis of third cervical vertebra

  • S12.231A

    Unspecified traumatic nondisplaced spondylolisthesis of third cervical vertebra, initial encounter for closed fracture

  • S12.231B

    Unspecified traumatic nondisplaced spondylolisthesis of third cervical vertebra, initial encounter for open fracture

  • S12.231D

    Unspecified traumatic nondisplaced spondylolisthesis of third cervical vertebra, subsequent encounter for fracture with routine healing

  • S12.231G

    Unspecified traumatic nondisplaced spondylolisthesis of third cervical vertebra, subsequent encounter for fracture with delayed healing

  • S12.231K

    Unspecified traumatic nondisplaced spondylolisthesis of third cervical vertebra, subsequent encounter for fracture with nonunion

  • S12.231S

    Unspecified traumatic nondisplaced spondylolisthesis of third cervical vertebra, sequela

  • S12.24

    Type III traumatic spondylolisthesis of third cervical vertebra

  • S12.24XA

    Type III traumatic spondylolisthesis of third cervical vertebra, initial encounter for closed fracture

  • S12.24XB

    Type III traumatic spondylolisthesis of third cervical vertebra, initial encounter for open fracture

  • S12.24XD

    Type III traumatic spondylolisthesis of third cervical vertebra, subsequent encounter for fracture with routine healing

  • S12.24XG

    Type III traumatic spondylolisthesis of third cervical vertebra, subsequent encounter for fracture with delayed healing

  • S12.24XK

    Type III traumatic spondylolisthesis of third cervical vertebra, subsequent encounter for fracture with nonunion

  • S12.24XS

    Type III traumatic spondylolisthesis of third cervical vertebra, sequela

  • S12.25

    Other traumatic spondylolisthesis of third cervical vertebra

  • S12.250

    Other traumatic displaced spondylolisthesis of third cervical vertebra

  • S12.250A

    Other traumatic displaced spondylolisthesis of third cervical vertebra, initial encounter for closed fracture

  • S12.250B

    Other traumatic displaced spondylolisthesis of third cervical vertebra, initial encounter for open fracture

  • S12.250D

    Other traumatic displaced spondylolisthesis of third cervical vertebra, subsequent encounter for fracture with routine healing

  • S12.250G

    Other traumatic displaced spondylolisthesis of third cervical vertebra, subsequent encounter for fracture with delayed healing

  • S12.250K

    Other traumatic displaced spondylolisthesis of third cervical vertebra, subsequent encounter for fracture with nonunion

  • S12.250S

    Other traumatic displaced spondylolisthesis of third cervical vertebra, sequela

  • S12.251

    Other traumatic nondisplaced spondylolisthesis of third cervical vertebra

  • S12.251A

    Other traumatic nondisplaced spondylolisthesis of third cervical vertebra, initial encounter for closed fracture

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