MCMedicalCodingSoftware
S82.31

S82.31: Torus fracture of lower end of tibia

Non-billable headerICD-10-CM

S82.31 is a non-billable header ICD-10-CM code for torus fracture of lower end of tibia. It cannot be billed on its own: choose one of the more specific child codes below. This code also requires a 7th character before it is complete.

This code requires a 7th character

The appropriate 7th character is to be added to all codes in subcategory S82.31

A
initial encounter for closed fracture
D
subsequent encounter for fracture with routine healing
G
subsequent encounter for fracture with delayed healing
K
subsequent encounter for fracture with nonunion
P
subsequent encounter for fracture with malunion
S
sequela

Excludes1 inherited from the categories above S82.31

A category’s note binds every code beneath it.

Written on S82.3: Fracture of lower end of tibia

  • bimalleolar fracture of lower leg (S82.84-)
  • fracture of medial malleolus alone (S82.5-)
  • Maisonneuve's fracture (S82.86-)
  • pilon fracture of distal tibia (S82.87-)
  • trimalleolar fractures of lower leg (S82.85-)

Written on S82: Fracture of lower leg, including ankle

  • traumatic amputation of lower leg (S88.-)

Excludes2 inherited from the categories above S82.31

Not part of this code, but both may be coded when both are present.

Written on S82: Fracture of lower leg, including ankle

  • fracture of foot, except ankle (S92.-)
  • periprosthetic fracture around internal prosthetic ankle joint (M97.2)
  • periprosthetic fracture around internal prosthetic implant of knee joint (M97.1-)

Other codes that can never be billed with S82.31

Their own Excludes1 notes name this code, so the conflict is not listed above.

  • M84.3Stress fracture
  • M84.4Pathological fracture, not elsewhere classified
  • S81Open wound of knee and lower leg

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Code history

Unchanged in every release from FY2024 to FY2027.

Code to one of these instead S82.31

3 child codes. Green means billable.

Other codes under S82.3

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.