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
  • S12.000G

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

  • S12.000K

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

  • S12.000S

    Unspecified displaced fracture of first cervical vertebra, sequela

  • S12.001

    Unspecified nondisplaced fracture of first cervical vertebra

  • S12.001A

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

  • S12.001B

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

  • S12.001D

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

  • S12.001G

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

  • S12.001K

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

  • S12.001S

    Unspecified nondisplaced fracture of first cervical vertebra, sequela

  • S12.01

    Stable burst fracture of first cervical vertebra

  • S12.01XA

    Stable burst fracture of first cervical vertebra, initial encounter for closed fracture

  • S12.01XB

    Stable burst fracture of first cervical vertebra, initial encounter for open fracture

  • S12.01XD

    Stable burst fracture of first cervical vertebra, subsequent encounter for fracture with routine healing

  • S12.01XG

    Stable burst fracture of first cervical vertebra, subsequent encounter for fracture with delayed healing

  • S12.01XK

    Stable burst fracture of first cervical vertebra, subsequent encounter for fracture with nonunion

  • S12.01XS

    Stable burst fracture of first cervical vertebra, sequela

  • S12.02

    Unstable burst fracture of first cervical vertebra

  • S12.02XA

    Unstable burst fracture of first cervical vertebra, initial encounter for closed fracture

  • S12.02XB

    Unstable burst fracture of first cervical vertebra, initial encounter for open fracture

  • S12.02XD

    Unstable burst fracture of first cervical vertebra, subsequent encounter for fracture with routine healing

  • S12.02XG

    Unstable burst fracture of first cervical vertebra, subsequent encounter for fracture with delayed healing

  • S12.02XK

    Unstable burst fracture of first cervical vertebra, subsequent encounter for fracture with nonunion

  • S12.02XS

    Unstable burst fracture of first cervical vertebra, sequela

  • S12.030

    Displaced posterior arch fracture of first cervical vertebra

  • S12.030A

    Displaced posterior arch fracture of first cervical vertebra, initial encounter for closed fracture

  • S12.030B

    Displaced posterior arch fracture of first cervical vertebra, initial encounter for open fracture

  • S12.030D

    Displaced posterior arch fracture of first cervical vertebra, subsequent encounter for fracture with routine healing

  • S12.030G

    Displaced posterior arch fracture of first cervical vertebra, subsequent encounter for fracture with delayed healing

  • S12.030K

    Displaced posterior arch fracture of first cervical vertebra, subsequent encounter for fracture with nonunion

  • S12.030S

    Displaced posterior arch fracture of first cervical vertebra, sequela

  • S12.031

    Nondisplaced posterior arch fracture of first cervical vertebra

  • S12.031A

    Nondisplaced posterior arch fracture of first cervical vertebra, initial encounter for closed fracture

  • S12.031B

    Nondisplaced posterior arch fracture of first cervical vertebra, initial encounter for open fracture

  • S12.031D

    Nondisplaced posterior arch fracture of first cervical vertebra, subsequent encounter for fracture with routine healing

  • S12.031G

    Nondisplaced posterior arch fracture of first cervical vertebra, subsequent encounter for fracture with delayed healing

  • S12.031K

    Nondisplaced posterior arch fracture of first cervical vertebra, subsequent encounter for fracture with nonunion

  • S12.031S

    Nondisplaced posterior arch fracture of first cervical vertebra, sequela

  • S12.040

    Displaced lateral mass fracture of first cervical vertebra

  • S12.040A

    Displaced lateral mass fracture of first cervical vertebra, initial encounter for closed fracture

  • S12.040B

    Displaced lateral mass fracture of first cervical vertebra, initial encounter for open fracture

  • S12.040D

    Displaced lateral mass fracture of first cervical vertebra, subsequent encounter for fracture with routine healing

  • S12.040G

    Displaced lateral mass fracture of first cervical vertebra, subsequent encounter for fracture with delayed healing

  • S12.040K

    Displaced lateral mass fracture of first cervical vertebra, subsequent encounter for fracture with nonunion

  • S12.040S

    Displaced lateral mass fracture of first cervical vertebra, sequela

  • S12.041

    Nondisplaced lateral mass fracture of first cervical vertebra

  • S12.041A

    Nondisplaced lateral mass fracture of first cervical vertebra, initial encounter for closed fracture

  • S12.041B

    Nondisplaced lateral mass fracture of first cervical vertebra, initial encounter for open fracture

  • S12.041D

    Nondisplaced lateral mass fracture of first cervical vertebra, subsequent encounter for fracture with routine healing

  • S12.041G

    Nondisplaced lateral mass fracture of first cervical vertebra, subsequent encounter for fracture with delayed healing

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