All ICD10 Codes
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.-)
All CodesBillable Only
Internal Codes
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  • S23.4—

    Sprain of ribs and sternum

  • S23.41—

    Sprain of ribs

  • S23.41XA—

    Sprain of ribs, initial encounter

  • S23.41XD—

    Sprain of ribs, subsequent encounter

  • S23.41XS—

    Sprain of ribs, sequela

  • S23.42—

    Sprain of sternum

  • S23.420—

    Sprain of sternoclavicular (joint) (ligament)

  • S23.420A—

    Sprain of sternoclavicular (joint) (ligament), initial encounter

  • S23.420D—

    Sprain of sternoclavicular (joint) (ligament), subsequent encounter

  • S23.420S—

    Sprain of sternoclavicular (joint) (ligament), sequela

  • S23.421—

    Sprain of chondrosternal joint

  • S23.421A—

    Sprain of chondrosternal joint, initial encounter

  • S23.421D—

    Sprain of chondrosternal joint, subsequent encounter

  • S23.421S—

    Sprain of chondrosternal joint, sequela

  • S23.428—

    Other sprain of sternum

  • S23.428A—

    Other sprain of sternum, initial encounter

  • S23.428D—

    Other sprain of sternum, subsequent encounter

  • S23.428S—

    Other sprain of sternum, sequela

  • S23.429—

    Unspecified sprain of sternum

  • S23.429A—

    Unspecified sprain of sternum, initial encounter

  • S23.429D—

    Unspecified sprain of sternum, subsequent encounter

  • S23.429S—

    Unspecified sprain of sternum, sequela

  • S23.8—

    Sprain of other specified parts of thorax

  • S23.8XXA—

    Sprain of other specified parts of thorax, initial encounter

  • S23.8XXD—

    Sprain of other specified parts of thorax, subsequent encounter

  • S23.8XXS—

    Sprain of other specified parts of thorax, sequela

  • S23.9—

    Sprain of unspecified parts of thorax

  • S23.9XXA—

    Sprain of unspecified parts of thorax, initial encounter

  • S23.9XXD—

    Sprain of unspecified parts of thorax, subsequent encounter

  • S23.9XXS—

    Sprain of unspecified parts of thorax, sequela

  • S24—

    Injury of nerves and spinal cord at thorax level

  • S24.0—

    Concussion and edema of thoracic spinal cord

  • S24.0XXA—

    Concussion and edema of thoracic spinal cord, initial encounter

  • S24.0XXD—

    Concussion and edema of thoracic spinal cord, subsequent encounter

  • S24.0XXS—

    Concussion and edema of thoracic spinal cord, sequela

  • S24.1—

    Other and unspecified injuries of thoracic spinal cord

  • S24.10—

    Unspecified injury of thoracic spinal cord

  • S24.101—

    Unspecified injury at T1 level of thoracic spinal cord

  • S24.101A—

    Unspecified injury at T1 level of thoracic spinal cord, initial encounter

  • S24.101D—

    Unspecified injury at T1 level of thoracic spinal cord, subsequent encounter

  • S24.101S—

    Unspecified injury at T1 level of thoracic spinal cord, sequela

  • S24.102—

    Unspecified injury at T2-T6 level of thoracic spinal cord

  • S24.102A—

    Unspecified injury at T2-T6 level of thoracic spinal cord, initial encounter

  • S24.102D—

    Unspecified injury at T2-T6 level of thoracic spinal cord, subsequent encounter

  • S24.102S—

    Unspecified injury at T2-T6 level of thoracic spinal cord, sequela

  • S24.103—

    Unspecified injury at T7-T10 level of thoracic spinal cord

  • S24.103A—

    Unspecified injury at T7-T10 level of thoracic spinal cord, initial encounter

  • S24.103D—

    Unspecified injury at T7-T10 level of thoracic spinal cord, subsequent encounter

  • S24.103S—

    Unspecified injury at T7-T10 level of thoracic spinal cord, sequela

  • S24.104—

    Unspecified injury at T11-T12 level of thoracic spinal cord

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