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
  • S12.331B

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

  • S12.331D

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

  • S12.331G

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

  • S12.331K

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

  • S12.331S

    Unspecified traumatic nondisplaced spondylolisthesis of fourth cervical vertebra, sequela

  • S12.34

    Type III traumatic spondylolisthesis of fourth cervical vertebra

  • S12.34XA

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

  • S12.34XB

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

  • S12.34XD

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

  • S12.34XG

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

  • S12.34XK

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

  • S12.34XS

    Type III traumatic spondylolisthesis of fourth cervical vertebra, sequela

  • S12.350

    Other traumatic displaced spondylolisthesis of fourth cervical vertebra

  • S12.350A

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

  • S12.350B

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

  • S12.350D

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

  • S12.350G

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

  • S12.350K

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

  • S12.350S

    Other traumatic displaced spondylolisthesis of fourth cervical vertebra, sequela

  • S12.351

    Other traumatic nondisplaced spondylolisthesis of fourth cervical vertebra

  • S12.351A

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

  • S12.351B

    Other traumatic nondisplaced spondylolisthesis of fourth cervical vertebra, initial encounter for open fracture

  • S12.351D

    Other traumatic nondisplaced spondylolisthesis of fourth cervical vertebra, subsequent encounter for fracture with routine healing

  • S12.351G

    Other traumatic nondisplaced spondylolisthesis of fourth cervical vertebra, subsequent encounter for fracture with delayed healing

  • S12.351K

    Other traumatic nondisplaced spondylolisthesis of fourth cervical vertebra, subsequent encounter for fracture with nonunion

  • S12.351S

    Other traumatic nondisplaced spondylolisthesis of fourth cervical vertebra, sequela

  • S12.390

    Other displaced fracture of fourth cervical vertebra

  • S12.390A

    Other displaced fracture of fourth cervical vertebra, initial encounter for closed fracture

  • S12.390B

    Other displaced fracture of fourth cervical vertebra, initial encounter for open fracture

  • S12.390D

    Other displaced fracture of fourth cervical vertebra, subsequent encounter for fracture with routine healing

  • S12.390G

    Other displaced fracture of fourth cervical vertebra, subsequent encounter for fracture with delayed healing

  • S12.390K

    Other displaced fracture of fourth cervical vertebra, subsequent encounter for fracture with nonunion

  • S12.390S

    Other displaced fracture of fourth cervical vertebra, sequela

  • S12.391

    Other nondisplaced fracture of fourth cervical vertebra

  • S12.391A

    Other nondisplaced fracture of fourth cervical vertebra, initial encounter for closed fracture

  • S12.391B

    Other nondisplaced fracture of fourth cervical vertebra, initial encounter for open fracture

  • S12.391D

    Other nondisplaced fracture of fourth cervical vertebra, subsequent encounter for fracture with routine healing

  • S12.391G

    Other nondisplaced fracture of fourth cervical vertebra, subsequent encounter for fracture with delayed healing

  • S12.391K

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

  • S12.391S

    Other nondisplaced fracture of fourth cervical vertebra, sequela

  • S12.400

    Unspecified displaced fracture of fifth cervical vertebra

  • S12.400A

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

  • S12.400B

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

  • S12.400D

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

  • S12.400G

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

  • S12.400K

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

  • S12.400S

    Unspecified displaced fracture of fifth cervical vertebra, sequela

  • S12.401

    Unspecified nondisplaced fracture of fifth cervical vertebra

  • S12.401A

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

  • S12.401B

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

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