Back to ICD-10 library
ICD-10-CM · FY 2026 APRIL UPDATE

S82.85

Trimalleolar fracture of lower leg

Diagnosis reference

Nonbillable category

This entry is a category or subcategory. Choose the appropriate billable descendant based on the clinical documentation.

Effective periodOctober 1, 2026–September 30, 2027
SourceCMS ICD-10-CM order file
ClassificationDiagnosis · clinical modification

Related entries

Up to 30 descendants in this category

CODEDESCRIPTIONTYPE
S82.851Displaced trimalleolar fracture of right lower legCategory
S82.851ADisplaced trimalleolar fracture of right lower leg, initial encounter for closed fractureBillable
S82.851BDisplaced trimalleolar fracture of right lower leg, initial encounter for open fracture type I or IIBillable
S82.851CDisplaced trimalleolar fracture of right lower leg, initial encounter for open fracture type IIIA, IIIB, or IIICBillable
S82.851DDisplaced trimalleolar fracture of right lower leg, subsequent encounter for closed fracture with routine healingBillable
S82.851EDisplaced trimalleolar fracture of right lower leg, subsequent encounter for open fracture type I or II with routine healingBillable
S82.851FDisplaced trimalleolar fracture of right lower leg, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with routine healingBillable
S82.851GDisplaced trimalleolar fracture of right lower leg, subsequent encounter for closed fracture with delayed healingBillable
S82.851HDisplaced trimalleolar fracture of right lower leg, subsequent encounter for open fracture type I or II with delayed healingBillable
S82.851JDisplaced trimalleolar fracture of right lower leg, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with delayed healingBillable
S82.851KDisplaced trimalleolar fracture of right lower leg, subsequent encounter for closed fracture with nonunionBillable
S82.851MDisplaced trimalleolar fracture of right lower leg, subsequent encounter for open fracture type I or II with nonunionBillable
S82.851NDisplaced trimalleolar fracture of right lower leg, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with nonunionBillable
S82.851PDisplaced trimalleolar fracture of right lower leg, subsequent encounter for closed fracture with malunionBillable
S82.851QDisplaced trimalleolar fracture of right lower leg, subsequent encounter for open fracture type I or II with malunionBillable
S82.851RDisplaced trimalleolar fracture of right lower leg, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with malunionBillable
S82.851SDisplaced trimalleolar fracture of right lower leg, sequelaBillable
S82.852Displaced trimalleolar fracture of left lower legCategory
S82.852ADisplaced trimalleolar fracture of left lower leg, initial encounter for closed fractureBillable
S82.852BDisplaced trimalleolar fracture of left lower leg, initial encounter for open fracture type I or IIBillable
S82.852CDisplaced trimalleolar fracture of left lower leg, initial encounter for open fracture type IIIA, IIIB, or IIICBillable
S82.852DDisplaced trimalleolar fracture of left lower leg, subsequent encounter for closed fracture with routine healingBillable
S82.852EDisplaced trimalleolar fracture of left lower leg, subsequent encounter for open fracture type I or II with routine healingBillable
S82.852FDisplaced trimalleolar fracture of left lower leg, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with routine healingBillable
S82.852GDisplaced trimalleolar fracture of left lower leg, subsequent encounter for closed fracture with delayed healingBillable
S82.852HDisplaced trimalleolar fracture of left lower leg, subsequent encounter for open fracture type I or II with delayed healingBillable
S82.852JDisplaced trimalleolar fracture of left lower leg, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with delayed healingBillable
S82.852KDisplaced trimalleolar fracture of left lower leg, subsequent encounter for closed fracture with nonunionBillable
S82.852MDisplaced trimalleolar fracture of left lower leg, subsequent encounter for open fracture type I or II with nonunionBillable
S82.852NDisplaced trimalleolar fracture of left lower leg, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with nonunionBillable

Use the complete reference

This reference does not reproduce the full tabular hierarchy, inclusion notes, Excludes1/2 notes, sequencing instructions, or seventh-character rules. Review the official tables and coding guidelines.

Open official CMS files

ICD-10-CM codes describe diagnoses. They do not have an independent Medicare PFS reimbursement amount, and billability alone does not establish coverage.