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
  • S09.12XD

    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

  • S09.20

    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

  • S09.301

    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

  • S09.311

    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

  • S09.313D

    Primary blast injury of ear, bilateral, subsequent encounter

  • S09.313S

    Primary blast injury of ear, bilateral, sequela

  • S09.319

    Primary blast injury of unspecified ear

  • S09.319A

    Primary blast injury of unspecified ear, initial encounter

  • S09.319D

    Primary blast injury of unspecified ear, subsequent encounter

  • S09.319S

    Primary blast injury of unspecified ear, sequela

  • S09.391

    Other specified injury of right middle and inner ear

  • S09.391A

    Other specified injury of right middle and inner ear, initial encounter

  • S09.391D

    Other specified injury of right middle and inner ear, subsequent encounter

  • S09.391S

    Other specified injury of right middle and inner ear, sequela

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