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
  • S14.4XXD

    Injury of peripheral nerves of neck, subsequent encounter

  • S14.4XXS

    Injury of peripheral nerves of neck, sequela

  • S14.5

    Injury of cervical sympathetic nerves

  • S14.5XXA

    Injury of cervical sympathetic nerves, initial encounter

  • S14.5XXD

    Injury of cervical sympathetic nerves, subsequent encounter

  • S14.5XXS

    Injury of cervical sympathetic nerves, sequela

  • S14.8

    Injury of other specified nerves of neck

  • S14.8XXA

    Injury of other specified nerves of neck, initial encounter

  • S14.8XXD

    Injury of other specified nerves of neck, subsequent encounter

  • S14.8XXS

    Injury of other specified nerves of neck, sequela

  • S14.9

    Injury of unspecified nerves of neck

  • S14.9XXA

    Injury of unspecified nerves of neck, initial encounter

  • S14.9XXD

    Injury of unspecified nerves of neck, subsequent encounter

  • S14.9XXS

    Injury of unspecified nerves of neck, sequela

  • S15

    Injury of blood vessels at neck level

  • S15.0

    Injury of carotid artery of neck

  • S15.00

    Unspecified injury of carotid artery

  • S15.001

    Unspecified injury of right carotid artery

  • S15.001A

    Unspecified injury of right carotid artery, initial encounter

  • S15.001D

    Unspecified injury of right carotid artery, subsequent encounter

  • S15.001S

    Unspecified injury of right carotid artery, sequela

  • S15.002

    Unspecified injury of left carotid artery

  • S15.002A

    Unspecified injury of left carotid artery, initial encounter

  • S15.002D

    Unspecified injury of left carotid artery, subsequent encounter

  • S15.002S

    Unspecified injury of left carotid artery, sequela

  • S15.009

    Unspecified injury of unspecified carotid artery

  • S15.009A

    Unspecified injury of unspecified carotid artery, initial encounter

  • S15.009D

    Unspecified injury of unspecified carotid artery, subsequent encounter

  • S15.009S

    Unspecified injury of unspecified carotid artery, sequela

  • S15.01

    Minor laceration of carotid artery

  • S15.011

    Minor laceration of right carotid artery

  • S15.011A

    Minor laceration of right carotid artery, initial encounter

  • S15.011D

    Minor laceration of right carotid artery, subsequent encounter

  • S15.011S

    Minor laceration of right carotid artery, sequela

  • S15.012

    Minor laceration of left carotid artery

  • S15.012A

    Minor laceration of left carotid artery, initial encounter

  • S15.012D

    Minor laceration of left carotid artery, subsequent encounter

  • S15.012S

    Minor laceration of left carotid artery, sequela

  • S15.019

    Minor laceration of unspecified carotid artery

  • S15.019A

    Minor laceration of unspecified carotid artery, initial encounter

  • S15.019D

    Minor laceration of unspecified carotid artery, subsequent encounter

  • S15.019S

    Minor laceration of unspecified carotid artery, sequela

  • S15.02

    Major laceration of carotid artery

  • S15.021

    Major laceration of right carotid artery

  • S15.021A

    Major laceration of right carotid artery, initial encounter

  • S15.021D

    Major laceration of right carotid artery, subsequent encounter

  • S15.021S

    Major laceration of right carotid artery, sequela

  • S15.022

    Major laceration of left carotid artery

  • S15.022A

    Major laceration of left carotid artery, initial encounter

  • S15.022D

    Major laceration of left carotid artery, subsequent encounter

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