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
  • S09.11|

    Strain of muscle and tendon of head

  • S09.11XA|

    Strain of muscle and tendon of head, initial encounter

  • S09.11XD|

    Strain of muscle and tendon of head, subsequent encounter

  • S09.11XS|

    Strain of muscle and tendon of head, sequela

  • S09.12|

    Laceration of muscle and tendon of head

  • S09.12XA|

    Laceration of muscle and tendon of head, initial encounter

  • S09.12XD|

    Laceration of muscle and tendon of head, subsequent encounter

  • S09.12XS|

    Laceration of muscle and tendon of head, sequela

  • S09.19|

    Other specified injury of muscle and tendon of head

  • S09.19XA|

    Other specified injury of muscle and tendon of head, initial encounter

  • S09.19XD|

    Other specified injury of muscle and tendon of head, subsequent encounter

  • S09.19XS|

    Other specified injury of muscle and tendon of head, sequela

  • S09.2|

    Traumatic rupture of ear drum

  • S09.20|

    Traumatic rupture of unspecified ear drum

  • S09.20XA|

    Traumatic rupture of unspecified ear drum, initial encounter

  • S09.20XD|

    Traumatic rupture of unspecified ear drum, subsequent encounter

  • S09.20XS|

    Traumatic rupture of unspecified ear drum, sequela

  • S09.21|

    Traumatic rupture of right ear drum

  • S09.21XA|

    Traumatic rupture of right ear drum, initial encounter

  • S09.21XD|

    Traumatic rupture of right ear drum, subsequent encounter

  • S09.21XS|

    Traumatic rupture of right ear drum, sequela

  • S09.22|

    Traumatic rupture of left ear drum

  • S09.22XA|

    Traumatic rupture of left ear drum, initial encounter

  • S09.22XD|

    Traumatic rupture of left ear drum, subsequent encounter

  • S09.22XS|

    Traumatic rupture of left ear drum, sequela

  • S09.3|

    Other specified and unspecified injury of middle and inner ear

  • S09.30|

    Unspecified injury of middle and inner ear

  • S09.301|

    Unspecified injury of right middle and inner ear

  • S09.301A|

    Unspecified injury of right middle and inner ear, initial encounter

  • S09.301D|

    Unspecified injury of right middle and inner ear, subsequent encounter

  • S09.301S|

    Unspecified injury of right middle and inner ear, sequela

  • S09.302|

    Unspecified injury of left middle and inner ear

  • S09.302A|

    Unspecified injury of left middle and inner ear, initial encounter

  • S09.302D|

    Unspecified injury of left middle and inner ear, subsequent encounter

  • S09.302S|

    Unspecified injury of left middle and inner ear, sequela

  • S09.309|

    Unspecified injury of unspecified middle and inner ear

  • S09.309A|

    Unspecified injury of unspecified middle and inner ear, initial encounter

  • S09.309D|

    Unspecified injury of unspecified middle and inner ear, subsequent encounter

  • S09.309S|

    Unspecified injury of unspecified middle and inner ear, sequela

  • S09.31|

    Primary blast injury of ear

  • S09.311|

    Primary blast injury of right ear

  • S09.311A|

    Primary blast injury of right ear, initial encounter

  • S09.311D|

    Primary blast injury of right ear, subsequent encounter

  • S09.311S|

    Primary blast injury of right ear, sequela

  • S09.312|

    Primary blast injury of left ear

  • S09.312A|

    Primary blast injury of left ear, initial encounter

  • S09.312D|

    Primary blast injury of left ear, subsequent encounter

  • S09.312S|

    Primary blast injury of left ear, sequela

  • S09.313|

    Primary blast injury of ear, bilateral

  • S09.313A|

    Primary blast injury of ear, bilateral, initial encounter

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