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
  • S64.493

    Injury of digital nerve of left middle finger

  • S64.493A

    Injury of digital nerve of left middle finger, initial encounter

  • S64.493D

    Injury of digital nerve of left middle finger, subsequent encounter

  • S64.493S

    Injury of digital nerve of left middle finger, sequela

  • S64.494

    Injury of digital nerve of right ring finger

  • S64.494A

    Injury of digital nerve of right ring finger, initial encounter

  • S64.494D

    Injury of digital nerve of right ring finger, subsequent encounter

  • S64.494S

    Injury of digital nerve of right ring finger, sequela

  • S64.495

    Injury of digital nerve of left ring finger

  • S64.495A

    Injury of digital nerve of left ring finger, initial encounter

  • S64.495D

    Injury of digital nerve of left ring finger, subsequent encounter

  • S64.495S

    Injury of digital nerve of left ring finger, sequela

  • S64.496

    Injury of digital nerve of right little finger

  • S64.496A

    Injury of digital nerve of right little finger, initial encounter

  • S64.496D

    Injury of digital nerve of right little finger, subsequent encounter

  • S64.496S

    Injury of digital nerve of right little finger, sequela

  • S64.497

    Injury of digital nerve of left little finger

  • S64.497A

    Injury of digital nerve of left little finger, initial encounter

  • S64.497D

    Injury of digital nerve of left little finger, subsequent encounter

  • S64.497S

    Injury of digital nerve of left little finger, sequela

  • S64.498

    Injury of digital nerve of other finger

  • S64.498A

    Injury of digital nerve of other finger, initial encounter

  • S64.498D

    Injury of digital nerve of other finger, subsequent encounter

  • S64.498S

    Injury of digital nerve of other finger, sequela

  • S64.8

    Injury of other nerves at wrist and hand level

  • S64.8X

    Injury of other nerves at wrist and hand level

  • S64.8X1

    Injury of other nerves at wrist and hand level of right arm

  • S64.8X1A

    Injury of other nerves at wrist and hand level of right arm, initial encounter

  • S64.8X1D

    Injury of other nerves at wrist and hand level of right arm, subsequent encounter

  • S64.8X1S

    Injury of other nerves at wrist and hand level of right arm, sequela

  • S64.8X2

    Injury of other nerves at wrist and hand level of left arm

  • S64.8X2A

    Injury of other nerves at wrist and hand level of left arm, initial encounter

  • S64.8X2D

    Injury of other nerves at wrist and hand level of left arm, subsequent encounter

  • S64.8X2S

    Injury of other nerves at wrist and hand level of left arm, sequela

  • S64.8X9

    Injury of other nerves at wrist and hand level of unspecified arm

  • S64.8X9A

    Injury of other nerves at wrist and hand level of unspecified arm, initial encounter

  • S64.8X9D

    Injury of other nerves at wrist and hand level of unspecified arm, subsequent encounter

  • S64.8X9S

    Injury of other nerves at wrist and hand level of unspecified arm, sequela

  • S64.9

    Injury of unspecified nerve at wrist and hand level

  • S64.90

    Injury of unspecified nerve at wrist and hand level of unspecified arm

  • S64.90XA

    Injury of unspecified nerve at wrist and hand level of unspecified arm, initial encounter

  • S64.90XD

    Injury of unspecified nerve at wrist and hand level of unspecified arm, subsequent encounter

  • S64.90XS

    Injury of unspecified nerve at wrist and hand level of unspecified arm, sequela

  • S64.91

    Injury of unspecified nerve at wrist and hand level of right arm

  • S64.91XA

    Injury of unspecified nerve at wrist and hand level of right arm, initial encounter

  • S64.91XD

    Injury of unspecified nerve at wrist and hand level of right arm, subsequent encounter

  • S64.91XS

    Injury of unspecified nerve at wrist and hand level of right arm, sequela

  • S64.92

    Injury of unspecified nerve at wrist and hand level of left arm

  • S64.92XA

    Injury of unspecified nerve at wrist and hand level of left arm, initial encounter

  • S64.92XD

    Injury of unspecified nerve at wrist and hand level of left arm, subsequent encounter

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