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
  • S63.629A

    Sprain of interphalangeal joint of unspecified thumb, initial encounter

  • S63.629D

    Sprain of interphalangeal joint of unspecified thumb, subsequent encounter

  • S63.629S

    Sprain of interphalangeal joint of unspecified thumb, sequela

  • S63.63

    Sprain of interphalangeal joint of other and unspecified finger(s)

  • S63.630

    Sprain of interphalangeal joint of right index finger

  • S63.630A

    Sprain of interphalangeal joint of right index finger, initial encounter

  • S63.630D

    Sprain of interphalangeal joint of right index finger, subsequent encounter

  • S63.630S

    Sprain of interphalangeal joint of right index finger, sequela

  • S63.631

    Sprain of interphalangeal joint of left index finger

  • S63.631A

    Sprain of interphalangeal joint of left index finger, initial encounter

  • S63.631D

    Sprain of interphalangeal joint of left index finger, subsequent encounter

  • S63.631S

    Sprain of interphalangeal joint of left index finger, sequela

  • S63.632

    Sprain of interphalangeal joint of right middle finger

  • S63.632A

    Sprain of interphalangeal joint of right middle finger, initial encounter

  • S63.632D

    Sprain of interphalangeal joint of right middle finger, subsequent encounter

  • S63.632S

    Sprain of interphalangeal joint of right middle finger, sequela

  • S63.633

    Sprain of interphalangeal joint of left middle finger

  • S63.633A

    Sprain of interphalangeal joint of left middle finger, initial encounter

  • S63.633D

    Sprain of interphalangeal joint of left middle finger, subsequent encounter

  • S63.633S

    Sprain of interphalangeal joint of left middle finger, sequela

  • S63.634

    Sprain of interphalangeal joint of right ring finger

  • S63.634A

    Sprain of interphalangeal joint of right ring finger, initial encounter

  • S63.634D

    Sprain of interphalangeal joint of right ring finger, subsequent encounter

  • S63.634S

    Sprain of interphalangeal joint of right ring finger, sequela

  • S63.635

    Sprain of interphalangeal joint of left ring finger

  • S63.635A

    Sprain of interphalangeal joint of left ring finger, initial encounter

  • S63.635D

    Sprain of interphalangeal joint of left ring finger, subsequent encounter

  • S63.635S

    Sprain of interphalangeal joint of left ring finger, sequela

  • S63.636

    Sprain of interphalangeal joint of right little finger

  • S63.636A

    Sprain of interphalangeal joint of right little finger, initial encounter

  • S63.636D

    Sprain of interphalangeal joint of right little finger, subsequent encounter

  • S63.636S

    Sprain of interphalangeal joint of right little finger, sequela

  • S63.637

    Sprain of interphalangeal joint of left little finger

  • S63.637A

    Sprain of interphalangeal joint of left little finger, initial encounter

  • S63.637D

    Sprain of interphalangeal joint of left little finger, subsequent encounter

  • S63.637S

    Sprain of interphalangeal joint of left little finger, sequela

  • S63.638

    Sprain of interphalangeal joint of other finger

  • S63.638A

    Sprain of interphalangeal joint of other finger, initial encounter

  • S63.638D

    Sprain of interphalangeal joint of other finger, subsequent encounter

  • S63.638S

    Sprain of interphalangeal joint of other finger, sequela

  • S63.639

    Sprain of interphalangeal joint of unspecified finger

  • S63.639A

    Sprain of interphalangeal joint of unspecified finger, initial encounter

  • S63.639D

    Sprain of interphalangeal joint of unspecified finger, subsequent encounter

  • S63.639S

    Sprain of interphalangeal joint of unspecified finger, sequela

  • S63.64

    Sprain of metacarpophalangeal joint of thumb

  • S63.641

    Sprain of metacarpophalangeal joint of right thumb

  • S63.641A

    Sprain of metacarpophalangeal joint of right thumb, initial encounter

  • S63.641D

    Sprain of metacarpophalangeal joint of right thumb, subsequent encounter

  • S63.641S

    Sprain of metacarpophalangeal joint of right thumb, sequela

  • S63.642

    Sprain of metacarpophalangeal joint of left thumb

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