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
  • S13.141S

    Dislocation of C3/C4 cervical vertebrae, sequela

  • S13.15

    Subluxation and dislocation of C4/C5 cervical vertebrae

  • S13.150

    Subluxation of C4/C5 cervical vertebrae

  • S13.150A

    Subluxation of C4/C5 cervical vertebrae, initial encounter

  • S13.150D

    Subluxation of C4/C5 cervical vertebrae, subsequent encounter

  • S13.150S

    Subluxation of C4/C5 cervical vertebrae, sequela

  • S13.151

    Dislocation of C4/C5 cervical vertebrae

  • S13.151A

    Dislocation of C4/C5 cervical vertebrae, initial encounter

  • S13.151D

    Dislocation of C4/C5 cervical vertebrae, subsequent encounter

  • S13.151S

    Dislocation of C4/C5 cervical vertebrae, sequela

  • S13.16

    Subluxation and dislocation of C5/C6 cervical vertebrae

  • S13.160

    Subluxation of C5/C6 cervical vertebrae

  • S13.160A

    Subluxation of C5/C6 cervical vertebrae, initial encounter

  • S13.160D

    Subluxation of C5/C6 cervical vertebrae, subsequent encounter

  • S13.160S

    Subluxation of C5/C6 cervical vertebrae, sequela

  • S13.161

    Dislocation of C5/C6 cervical vertebrae

  • S13.161A

    Dislocation of C5/C6 cervical vertebrae, initial encounter

  • S13.161D

    Dislocation of C5/C6 cervical vertebrae, subsequent encounter

  • S13.161S

    Dislocation of C5/C6 cervical vertebrae, sequela

  • S13.17

    Subluxation and dislocation of C6/C7 cervical vertebrae

  • S13.170

    Subluxation of C6/C7 cervical vertebrae

  • S13.170A

    Subluxation of C6/C7 cervical vertebrae, initial encounter

  • S13.170D

    Subluxation of C6/C7 cervical vertebrae, subsequent encounter

  • S13.170S

    Subluxation of C6/C7 cervical vertebrae, sequela

  • S13.171

    Dislocation of C6/C7 cervical vertebrae

  • S13.171A

    Dislocation of C6/C7 cervical vertebrae, initial encounter

  • S13.171D

    Dislocation of C6/C7 cervical vertebrae, subsequent encounter

  • S13.171S

    Dislocation of C6/C7 cervical vertebrae, sequela

  • S13.18

    Subluxation and dislocation of C7/T1 cervical vertebrae

  • S13.180

    Subluxation of C7/T1 cervical vertebrae

  • S13.180A

    Subluxation of C7/T1 cervical vertebrae, initial encounter

  • S13.180D

    Subluxation of C7/T1 cervical vertebrae, subsequent encounter

  • S13.180S

    Subluxation of C7/T1 cervical vertebrae, sequela

  • S13.181

    Dislocation of C7/T1 cervical vertebrae

  • S13.181A

    Dislocation of C7/T1 cervical vertebrae, initial encounter

  • S13.181D

    Dislocation of C7/T1 cervical vertebrae, subsequent encounter

  • S13.181S

    Dislocation of C7/T1 cervical vertebrae, sequela

  • S13.2

    Dislocation of other and unspecified parts of neck

  • S13.20

    Dislocation of unspecified parts of neck

  • S13.20XA

    Dislocation of unspecified parts of neck, initial encounter

  • S13.20XD

    Dislocation of unspecified parts of neck, subsequent encounter

  • S13.20XS

    Dislocation of unspecified parts of neck, sequela

  • S13.29

    Dislocation of other parts of neck

  • S13.29XA

    Dislocation of other parts of neck, initial encounter

  • S13.29XD

    Dislocation of other parts of neck, subsequent encounter

  • S13.29XS

    Dislocation of other parts of neck, sequela

  • S13.4

    Sprain of ligaments of cervical spine

  • S13.4XXA

    Sprain of ligaments of cervical spine, initial encounter

  • S13.4XXD

    Sprain of ligaments of cervical spine, subsequent encounter

  • S13.4XXS

    Sprain of ligaments of cervical spine, sequela

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