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

S42.43

Fracture (avulsion) of lateral epicondyle of humerus

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
S42.431Displaced fracture (avulsion) of lateral epicondyle of right humerusCategory
S42.431ADisplaced fracture (avulsion) of lateral epicondyle of right humerus, initial encounter for closed fractureBillable
S42.431BDisplaced fracture (avulsion) of lateral epicondyle of right humerus, initial encounter for open fractureBillable
S42.431DDisplaced fracture (avulsion) of lateral epicondyle of right humerus, subsequent encounter for fracture with routine healingBillable
S42.431GDisplaced fracture (avulsion) of lateral epicondyle of right humerus, subsequent encounter for fracture with delayed healingBillable
S42.431KDisplaced fracture (avulsion) of lateral epicondyle of right humerus, subsequent encounter for fracture with nonunionBillable
S42.431PDisplaced fracture (avulsion) of lateral epicondyle of right humerus, subsequent encounter for fracture with malunionBillable
S42.431SDisplaced fracture (avulsion) of lateral epicondyle of right humerus, sequelaBillable
S42.432Displaced fracture (avulsion) of lateral epicondyle of left humerusCategory
S42.432ADisplaced fracture (avulsion) of lateral epicondyle of left humerus, initial encounter for closed fractureBillable
S42.432BDisplaced fracture (avulsion) of lateral epicondyle of left humerus, initial encounter for open fractureBillable
S42.432DDisplaced fracture (avulsion) of lateral epicondyle of left humerus, subsequent encounter for fracture with routine healingBillable
S42.432GDisplaced fracture (avulsion) of lateral epicondyle of left humerus, subsequent encounter for fracture with delayed healingBillable
S42.432KDisplaced fracture (avulsion) of lateral epicondyle of left humerus, subsequent encounter for fracture with nonunionBillable
S42.432PDisplaced fracture (avulsion) of lateral epicondyle of left humerus, subsequent encounter for fracture with malunionBillable
S42.432SDisplaced fracture (avulsion) of lateral epicondyle of left humerus, sequelaBillable
S42.433Displaced fracture (avulsion) of lateral epicondyle of unspecified humerusCategory
S42.433ADisplaced fracture (avulsion) of lateral epicondyle of unspecified humerus, initial encounter for closed fractureBillable
S42.433BDisplaced fracture (avulsion) of lateral epicondyle of unspecified humerus, initial encounter for open fractureBillable
S42.433DDisplaced fracture (avulsion) of lateral epicondyle of unspecified humerus, subsequent encounter for fracture with routine healingBillable
S42.433GDisplaced fracture (avulsion) of lateral epicondyle of unspecified humerus, subsequent encounter for fracture with delayed healingBillable
S42.433KDisplaced fracture (avulsion) of lateral epicondyle of unspecified humerus, subsequent encounter for fracture with nonunionBillable
S42.433PDisplaced fracture (avulsion) of lateral epicondyle of unspecified humerus, subsequent encounter for fracture with malunionBillable
S42.433SDisplaced fracture (avulsion) of lateral epicondyle of unspecified humerus, sequelaBillable
S42.434Nondisplaced fracture (avulsion) of lateral epicondyle of right humerusCategory
S42.434ANondisplaced fracture (avulsion) of lateral epicondyle of right humerus, initial encounter for closed fractureBillable
S42.434BNondisplaced fracture (avulsion) of lateral epicondyle of right humerus, initial encounter for open fractureBillable
S42.434DNondisplaced fracture (avulsion) of lateral epicondyle of right humerus, subsequent encounter for fracture with routine healingBillable
S42.434GNondisplaced fracture (avulsion) of lateral epicondyle of right humerus, subsequent encounter for fracture with delayed healingBillable
S42.434KNondisplaced fracture (avulsion) of lateral epicondyle of right humerus, subsequent encounter for fracture 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.