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
  • S66.121D

    Laceration of flexor muscle, fascia and tendon of left index finger at wrist and hand level, subsequent encounter

  • S66.121S

    Laceration of flexor muscle, fascia and tendon of left index finger at wrist and hand level, sequela

  • S66.122

    Laceration of flexor muscle, fascia and tendon of right middle finger at wrist and hand level

  • S66.122A

    Laceration of flexor muscle, fascia and tendon of right middle finger at wrist and hand level, initial encounter

  • S66.122D

    Laceration of flexor muscle, fascia and tendon of right middle finger at wrist and hand level, subsequent encounter

  • S66.122S

    Laceration of flexor muscle, fascia and tendon of right middle finger at wrist and hand level, sequela

  • S66.123

    Laceration of flexor muscle, fascia and tendon of left middle finger at wrist and hand level

  • S66.123A

    Laceration of flexor muscle, fascia and tendon of left middle finger at wrist and hand level, initial encounter

  • S66.123D

    Laceration of flexor muscle, fascia and tendon of left middle finger at wrist and hand level, subsequent encounter

  • S66.123S

    Laceration of flexor muscle, fascia and tendon of left middle finger at wrist and hand level, sequela

  • S66.124

    Laceration of flexor muscle, fascia and tendon of right ring finger at wrist and hand level

  • S66.124A

    Laceration of flexor muscle, fascia and tendon of right ring finger at wrist and hand level, initial encounter

  • S66.124D

    Laceration of flexor muscle, fascia and tendon of right ring finger at wrist and hand level, subsequent encounter

  • S66.124S

    Laceration of flexor muscle, fascia and tendon of right ring finger at wrist and hand level, sequela

  • S66.125

    Laceration of flexor muscle, fascia and tendon of left ring finger at wrist and hand level

  • S66.125A

    Laceration of flexor muscle, fascia and tendon of left ring finger at wrist and hand level, initial encounter

  • S66.125D

    Laceration of flexor muscle, fascia and tendon of left ring finger at wrist and hand level, subsequent encounter

  • S66.125S

    Laceration of flexor muscle, fascia and tendon of left ring finger at wrist and hand level, sequela

  • S66.126

    Laceration of flexor muscle, fascia and tendon of right little finger at wrist and hand level

  • S66.126A

    Laceration of flexor muscle, fascia and tendon of right little finger at wrist and hand level, initial encounter

  • S66.126D

    Laceration of flexor muscle, fascia and tendon of right little finger at wrist and hand level, subsequent encounter

  • S66.126S

    Laceration of flexor muscle, fascia and tendon of right little finger at wrist and hand level, sequela

  • S66.127

    Laceration of flexor muscle, fascia and tendon of left little finger at wrist and hand level

  • S66.127A

    Laceration of flexor muscle, fascia and tendon of left little finger at wrist and hand level, initial encounter

  • S66.127D

    Laceration of flexor muscle, fascia and tendon of left little finger at wrist and hand level, subsequent encounter

  • S66.127S

    Laceration of flexor muscle, fascia and tendon of left little finger at wrist and hand level, sequela

  • S66.128

    Laceration of flexor muscle, fascia and tendon of other finger at wrist and hand level

  • S66.128A

    Laceration of flexor muscle, fascia and tendon of other finger at wrist and hand level, initial encounter

  • S66.128D

    Laceration of flexor muscle, fascia and tendon of other finger at wrist and hand level, subsequent encounter

  • S66.128S

    Laceration of flexor muscle, fascia and tendon of other finger at wrist and hand level, sequela

  • S66.129

    Laceration of flexor muscle, fascia and tendon of unspecified finger at wrist and hand level

  • S66.129A

    Laceration of flexor muscle, fascia and tendon of unspecified finger at wrist and hand level, initial encounter

  • S66.129D

    Laceration of flexor muscle, fascia and tendon of unspecified finger at wrist and hand level, subsequent encounter

  • S66.129S

    Laceration of flexor muscle, fascia and tendon of unspecified finger at wrist and hand level, sequela

  • S66.19

    Other injury of flexor muscle, fascia and tendon of other and unspecified finger at wrist and hand level

  • S66.190

    Other injury of flexor muscle, fascia and tendon of right index finger at wrist and hand level

  • S66.190A

    Other injury of flexor muscle, fascia and tendon of right index finger at wrist and hand level, initial encounter

  • S66.190D

    Other injury of flexor muscle, fascia and tendon of right index finger at wrist and hand level, subsequent encounter

  • S66.190S

    Other injury of flexor muscle, fascia and tendon of right index finger at wrist and hand level, sequela

  • S66.191

    Other injury of flexor muscle, fascia and tendon of left index finger at wrist and hand level

  • S66.191A

    Other injury of flexor muscle, fascia and tendon of left index finger at wrist and hand level, initial encounter

  • S66.191D

    Other injury of flexor muscle, fascia and tendon of left index finger at wrist and hand level, subsequent encounter

  • S66.191S

    Other injury of flexor muscle, fascia and tendon of left index finger at wrist and hand level, sequela

  • S66.192

    Other injury of flexor muscle, fascia and tendon of right middle finger at wrist and hand level

  • S66.192A

    Other injury of flexor muscle, fascia and tendon of right middle finger at wrist and hand level, initial encounter

  • S66.192D

    Other injury of flexor muscle, fascia and tendon of right middle finger at wrist and hand level, subsequent encounter

  • S66.192S

    Other injury of flexor muscle, fascia and tendon of right middle finger at wrist and hand level, sequela

  • S66.193

    Other injury of flexor muscle, fascia and tendon of left middle finger at wrist and hand level

  • S66.193A

    Other injury of flexor muscle, fascia and tendon of left middle finger at wrist and hand level, initial encounter

  • S66.193D

    Other injury of flexor muscle, fascia and tendon of left middle finger at wrist and hand level, subsequent encounter

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