S82.021
⚠ Non-billable (Header)Displaced longitudinal fracture of right patella
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 S82.021
Child Codes (16)
S82.021ADisplaced longitudinal fracture of right patella, initial encounter for closed fractureS82.021BDisplaced longitudinal fracture of right patella, initial encounter for open fracture type I or IIS82.021CDisplaced longitudinal fracture of right patella, initial encounter for open fracture type IIIA, IIIB, or IIICS82.021DDisplaced longitudinal fracture of right patella, subsequent encounter for closed fracture with routine healingS82.021EDisplaced longitudinal fracture of right patella, subsequent encounter for open fracture type I or II with routine healingS82.021FDisplaced longitudinal fracture of right patella, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with routine healingS82.021GDisplaced longitudinal fracture of right patella, subsequent encounter for closed fracture with delayed healingS82.021HDisplaced longitudinal fracture of right patella, subsequent encounter for open fracture type I or II with delayed healingS82.021JDisplaced longitudinal fracture of right patella, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with delayed healingS82.021KDisplaced longitudinal fracture of right patella, subsequent encounter for closed fracture with nonunionS82.021MDisplaced longitudinal fracture of right patella, subsequent encounter for open fracture type I or II with nonunionS82.021NDisplaced longitudinal fracture of right patella, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with nonunionS82.021PDisplaced longitudinal fracture of right patella, subsequent encounter for closed fracture with malunionS82.021QDisplaced longitudinal fracture of right patella, subsequent encounter for open fracture type I or II with malunionS82.021RDisplaced longitudinal fracture of right patella, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with malunionS82.021SDisplaced longitudinal fracture of right patella, sequela
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CodeS82.021
BillableNo — Header code
ParentS82.02
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)