S42.435
⚠ Non-billable (Header)Nondisplaced fracture (avulsion) of lateral epicondyle of left humerus
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 S42.435
Child Codes (7)
S42.435ANondisplaced fracture (avulsion) of lateral epicondyle of left humerus, initial encounter for closed fractureS42.435BNondisplaced fracture (avulsion) of lateral epicondyle of left humerus, initial encounter for open fractureS42.435DNondisplaced fracture (avulsion) of lateral epicondyle of left humerus, subsequent encounter for fracture with routine healingS42.435GNondisplaced fracture (avulsion) of lateral epicondyle of left humerus, subsequent encounter for fracture with delayed healingS42.435KNondisplaced fracture (avulsion) of lateral epicondyle of left humerus, subsequent encounter for fracture with nonunionS42.435PNondisplaced fracture (avulsion) of lateral epicondyle of left humerus, subsequent encounter for fracture with malunionS42.435SNondisplaced fracture (avulsion) of lateral epicondyle of left humerus, sequela
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CodeS42.435
BillableNo — Header code
ParentS42.43
CategoryInjury, poisoning and certain other consequences of external causes (S00-T88)
Excludes10 rule(s)
Excludes20 note(s)
Child codes7
Data Source
CMS ICD-10-CM 2026 Tabular List
Updated October 1, 2025 (FY2026)