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
  • S82.64XF

    Nondisplaced fracture of lateral malleolus of right fibula, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with routine healing

  • S82.64XG

    Nondisplaced fracture of lateral malleolus of right fibula, subsequent encounter for closed fracture with delayed healing

  • S82.64XH

    Nondisplaced fracture of lateral malleolus of right fibula, subsequent encounter for open fracture type I or II with delayed healing

  • S82.64XJ

    Nondisplaced fracture of lateral malleolus of right fibula, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with delayed healing

  • S82.64XK

    Nondisplaced fracture of lateral malleolus of right fibula, subsequent encounter for closed fracture with nonunion

  • S82.64XM

    Nondisplaced fracture of lateral malleolus of right fibula, subsequent encounter for open fracture type I or II with nonunion

  • S82.64XN

    Nondisplaced fracture of lateral malleolus of right fibula, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with nonunion

  • S82.64XP

    Nondisplaced fracture of lateral malleolus of right fibula, subsequent encounter for closed fracture with malunion

  • S82.64XQ

    Nondisplaced fracture of lateral malleolus of right fibula, subsequent encounter for open fracture type I or II with malunion

  • S82.64XR

    Nondisplaced fracture of lateral malleolus of right fibula, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with malunion

  • S82.64XS

    Nondisplaced fracture of lateral malleolus of right fibula, sequela

  • S82.65

    Nondisplaced fracture of lateral malleolus of left fibula

  • S82.65XA

    Nondisplaced fracture of lateral malleolus of left fibula, initial encounter for closed fracture

  • S82.65XB

    Nondisplaced fracture of lateral malleolus of left fibula, initial encounter for open fracture type I or II

  • S82.65XC

    Nondisplaced fracture of lateral malleolus of left fibula, initial encounter for open fracture type IIIA, IIIB, or IIIC

  • S82.65XD

    Nondisplaced fracture of lateral malleolus of left fibula, subsequent encounter for closed fracture with routine healing

  • S82.65XE

    Nondisplaced fracture of lateral malleolus of left fibula, subsequent encounter for open fracture type I or II with routine healing

  • S82.65XF

    Nondisplaced fracture of lateral malleolus of left fibula, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with routine healing

  • S82.65XG

    Nondisplaced fracture of lateral malleolus of left fibula, subsequent encounter for closed fracture with delayed healing

  • S82.65XH

    Nondisplaced fracture of lateral malleolus of left fibula, subsequent encounter for open fracture type I or II with delayed healing

  • S82.65XJ

    Nondisplaced fracture of lateral malleolus of left fibula, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with delayed healing

  • S82.65XK

    Nondisplaced fracture of lateral malleolus of left fibula, subsequent encounter for closed fracture with nonunion

  • S82.65XM

    Nondisplaced fracture of lateral malleolus of left fibula, subsequent encounter for open fracture type I or II with nonunion

  • S82.65XN

    Nondisplaced fracture of lateral malleolus of left fibula, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with nonunion

  • S82.65XP

    Nondisplaced fracture of lateral malleolus of left fibula, subsequent encounter for closed fracture with malunion

  • S82.65XQ

    Nondisplaced fracture of lateral malleolus of left fibula, subsequent encounter for open fracture type I or II with malunion

  • S82.65XR

    Nondisplaced fracture of lateral malleolus of left fibula, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with malunion

  • S82.65XS

    Nondisplaced fracture of lateral malleolus of left fibula, sequela

  • S82.66

    Nondisplaced fracture of lateral malleolus of unspecified fibula

  • S82.66XA

    Nondisplaced fracture of lateral malleolus of unspecified fibula, initial encounter for closed fracture

  • S82.66XB

    Nondisplaced fracture of lateral malleolus of unspecified fibula, initial encounter for open fracture type I or II

  • S82.66XC

    Nondisplaced fracture of lateral malleolus of unspecified fibula, initial encounter for open fracture type IIIA, IIIB, or IIIC

  • S82.66XD

    Nondisplaced fracture of lateral malleolus of unspecified fibula, subsequent encounter for closed fracture with routine healing

  • S82.66XE

    Nondisplaced fracture of lateral malleolus of unspecified fibula, subsequent encounter for open fracture type I or II with routine healing

  • S82.66XF

    Nondisplaced fracture of lateral malleolus of unspecified fibula, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with routine healing

  • S82.66XG

    Nondisplaced fracture of lateral malleolus of unspecified fibula, subsequent encounter for closed fracture with delayed healing

  • S82.66XH

    Nondisplaced fracture of lateral malleolus of unspecified fibula, subsequent encounter for open fracture type I or II with delayed healing

  • S82.66XJ

    Nondisplaced fracture of lateral malleolus of unspecified fibula, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with delayed healing

  • S82.66XK

    Nondisplaced fracture of lateral malleolus of unspecified fibula, subsequent encounter for closed fracture with nonunion

  • S82.66XM

    Nondisplaced fracture of lateral malleolus of unspecified fibula, subsequent encounter for open fracture type I or II with nonunion

  • S82.66XN

    Nondisplaced fracture of lateral malleolus of unspecified fibula, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with nonunion

  • S82.66XP

    Nondisplaced fracture of lateral malleolus of unspecified fibula, subsequent encounter for closed fracture with malunion

  • S82.66XQ

    Nondisplaced fracture of lateral malleolus of unspecified fibula, subsequent encounter for open fracture type I or II with malunion

  • S82.66XR

    Nondisplaced fracture of lateral malleolus of unspecified fibula, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with malunion

  • S82.66XS

    Nondisplaced fracture of lateral malleolus of unspecified fibula, sequela

  • S82.8

    Other fractures of lower leg

  • S82.81

    Torus fracture of upper end of fibula

  • S82.811

    Torus fracture of upper end of right fibula

  • S82.811A

    Torus fracture of upper end of right fibula, initial encounter for closed fracture

  • S82.811D

    Torus fracture of upper end of right fibula, subsequent encounter for fracture with routine healing

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