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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  • S86.012S—

    Strain of left Achilles tendon, sequela

  • S86.019—

    Strain of unspecified Achilles tendon

  • S86.019A—

    Strain of unspecified Achilles tendon, initial encounter

  • S86.019D—

    Strain of unspecified Achilles tendon, subsequent encounter

  • S86.019S—

    Strain of unspecified Achilles tendon, sequela

  • S86.02—

    Laceration of Achilles tendon

  • S86.021—

    Laceration of right Achilles tendon

  • S86.021A—

    Laceration of right Achilles tendon, initial encounter

  • S86.021D—

    Laceration of right Achilles tendon, subsequent encounter

  • S86.021S—

    Laceration of right Achilles tendon, sequela

  • S86.022—

    Laceration of left Achilles tendon

  • S86.022A—

    Laceration of left Achilles tendon, initial encounter

  • S86.022D—

    Laceration of left Achilles tendon, subsequent encounter

  • S86.022S—

    Laceration of left Achilles tendon, sequela

  • S86.029—

    Laceration of unspecified Achilles tendon

  • S86.029A—

    Laceration of unspecified Achilles tendon, initial encounter

  • S86.029D—

    Laceration of unspecified Achilles tendon, subsequent encounter

  • S86.029S—

    Laceration of unspecified Achilles tendon, sequela

  • S86.09—

    Other specified injury of Achilles tendon

  • S86.091—

    Other specified injury of right Achilles tendon

  • S86.091A—

    Other specified injury of right Achilles tendon, initial encounter

  • S86.091D—

    Other specified injury of right Achilles tendon, subsequent encounter

  • S86.091S—

    Other specified injury of right Achilles tendon, sequela

  • S86.092—

    Other specified injury of left Achilles tendon

  • S86.092A—

    Other specified injury of left Achilles tendon, initial encounter

  • S86.092D—

    Other specified injury of left Achilles tendon, subsequent encounter

  • S86.092S—

    Other specified injury of left Achilles tendon, sequela

  • S86.099—

    Other specified injury of unspecified Achilles tendon

  • S86.099A—

    Other specified injury of unspecified Achilles tendon, initial encounter

  • S86.099D—

    Other specified injury of unspecified Achilles tendon, subsequent encounter

  • S86.099S—

    Other specified injury of unspecified Achilles tendon, sequela

  • S86.1—

    Injury of other muscle(s) and tendon(s) of posterior muscle group at lower leg level

  • S86.10—

    Unspecified injury of other muscle(s) and tendon(s) of posterior muscle group at lower leg level

  • S86.101—

    Unspecified injury of other muscle(s) and tendon(s) of posterior muscle group at lower leg level, right leg

  • S86.101A—

    Unspecified injury of other muscle(s) and tendon(s) of posterior muscle group at lower leg level, right leg, initial encounter

  • S86.101D—

    Unspecified injury of other muscle(s) and tendon(s) of posterior muscle group at lower leg level, right leg, subsequent encounter

  • S86.101S—

    Unspecified injury of other muscle(s) and tendon(s) of posterior muscle group at lower leg level, right leg, sequela

  • S86.102—

    Unspecified injury of other muscle(s) and tendon(s) of posterior muscle group at lower leg level, left leg

  • S86.102A—

    Unspecified injury of other muscle(s) and tendon(s) of posterior muscle group at lower leg level, left leg, initial encounter

  • S86.102D—

    Unspecified injury of other muscle(s) and tendon(s) of posterior muscle group at lower leg level, left leg, subsequent encounter

  • S86.102S—

    Unspecified injury of other muscle(s) and tendon(s) of posterior muscle group at lower leg level, left leg, sequela

  • S86.109—

    Unspecified injury of other muscle(s) and tendon(s) of posterior muscle group at lower leg level, unspecified leg

  • S86.109A—

    Unspecified injury of other muscle(s) and tendon(s) of posterior muscle group at lower leg level, unspecified leg, initial encounter

  • S86.109D—

    Unspecified injury of other muscle(s) and tendon(s) of posterior muscle group at lower leg level, unspecified leg, subsequent encounter

  • S86.109S—

    Unspecified injury of other muscle(s) and tendon(s) of posterior muscle group at lower leg level, unspecified leg, sequela

  • S86.11—

    Strain of other muscle(s) and tendon(s) of posterior muscle group at lower leg level

  • S86.111—

    Strain of other muscle(s) and tendon(s) of posterior muscle group at lower leg level, right leg

  • S86.111A—

    Strain of other muscle(s) and tendon(s) of posterior muscle group at lower leg level, right leg, initial encounter

  • S86.111D—

    Strain of other muscle(s) and tendon(s) of posterior muscle group at lower leg level, right leg, subsequent encounter

  • S86.111S—

    Strain of other muscle(s) and tendon(s) of posterior muscle group at lower leg level, right leg, sequela

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