S82.856
⚠ Non-billable (Header)Nondisplaced trimalleolar fracture of unspecified lower leg
Injury, poisoning and certain other consequences of external causes (S00-T88)
⚠️ This is a category header code — not billable. Use a more specific child code below.
✅ No additional coding notes for S82.856
Child Codes (16)
S82.856ANondisplaced trimalleolar fracture of unspecified lower leg, initial encounter for closed fractureS82.856BNondisplaced trimalleolar fracture of unspecified lower leg, initial encounter for open fracture type I or IIS82.856CNondisplaced trimalleolar fracture of unspecified lower leg, initial encounter for open fracture type IIIA, IIIB, or IIICS82.856DNondisplaced trimalleolar fracture of unspecified lower leg, subsequent encounter for closed fracture with routine healingS82.856ENondisplaced trimalleolar fracture of unspecified lower leg, subsequent encounter for open fracture type I or II with routine healingS82.856FNondisplaced trimalleolar fracture of unspecified lower leg, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with routine healingS82.856GNondisplaced trimalleolar fracture of unspecified lower leg, subsequent encounter for closed fracture with delayed healingS82.856HNondisplaced trimalleolar fracture of unspecified lower leg, subsequent encounter for open fracture type I or II with delayed healingS82.856JNondisplaced trimalleolar fracture of unspecified lower leg, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with delayed healingS82.856KNondisplaced trimalleolar fracture of unspecified lower leg, subsequent encounter for closed fracture with nonunionS82.856MNondisplaced trimalleolar fracture of unspecified lower leg, subsequent encounter for open fracture type I or II with nonunionS82.856NNondisplaced trimalleolar fracture of unspecified lower leg, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with nonunionS82.856PNondisplaced trimalleolar fracture of unspecified lower leg, subsequent encounter for closed fracture with malunionS82.856QNondisplaced trimalleolar fracture of unspecified lower leg, subsequent encounter for open fracture type I or II with malunionS82.856RNondisplaced trimalleolar fracture of unspecified lower leg, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with malunionS82.856SNondisplaced trimalleolar fracture of unspecified lower leg, sequela
🧪 Validate Combinations
Add S82.856 to the Excludes Checker to validate against your full code list.
Open in Checker →Code Information
CodeS82.856
BillableNo — Header code
ParentS82.85
CategoryInjury, poisoning and certain other consequences of external causes (S00-T88)
Excludes10 rule(s)
Excludes20 note(s)
Child codes16
Data Source
CMS ICD-10-CM 2026 Tabular List
Updated October 1, 2025 (FY2026)