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ICD-10-CM · FY 2026 APRIL UPDATE

S42.21

Unspecified fracture of surgical neck 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
S42.211Unspecified displaced fracture of surgical neck of right humerusCategory
S42.211AUnspecified displaced fracture of surgical neck of right humerus, initial encounter for closed fractureBillable
S42.211BUnspecified displaced fracture of surgical neck of right humerus, initial encounter for open fractureBillable
S42.211DUnspecified displaced fracture of surgical neck of right humerus, subsequent encounter for fracture with routine healingBillable
S42.211GUnspecified displaced fracture of surgical neck of right humerus, subsequent encounter for fracture with delayed healingBillable
S42.211KUnspecified displaced fracture of surgical neck of right humerus, subsequent encounter for fracture with nonunionBillable
S42.211PUnspecified displaced fracture of surgical neck of right humerus, subsequent encounter for fracture with malunionBillable
S42.211SUnspecified displaced fracture of surgical neck of right humerus, sequelaBillable
S42.212Unspecified displaced fracture of surgical neck of left humerusCategory
S42.212AUnspecified displaced fracture of surgical neck of left humerus, initial encounter for closed fractureBillable
S42.212BUnspecified displaced fracture of surgical neck of left humerus, initial encounter for open fractureBillable
S42.212DUnspecified displaced fracture of surgical neck of left humerus, subsequent encounter for fracture with routine healingBillable
S42.212GUnspecified displaced fracture of surgical neck of left humerus, subsequent encounter for fracture with delayed healingBillable
S42.212KUnspecified displaced fracture of surgical neck of left humerus, subsequent encounter for fracture with nonunionBillable
S42.212PUnspecified displaced fracture of surgical neck of left humerus, subsequent encounter for fracture with malunionBillable
S42.212SUnspecified displaced fracture of surgical neck of left humerus, sequelaBillable
S42.213Unspecified displaced fracture of surgical neck of unspecified humerusCategory
S42.213AUnspecified displaced fracture of surgical neck of unspecified humerus, initial encounter for closed fractureBillable
S42.213BUnspecified displaced fracture of surgical neck of unspecified humerus, initial encounter for open fractureBillable
S42.213DUnspecified displaced fracture of surgical neck of unspecified humerus, subsequent encounter for fracture with routine healingBillable
S42.213GUnspecified displaced fracture of surgical neck of unspecified humerus, subsequent encounter for fracture with delayed healingBillable
S42.213KUnspecified displaced fracture of surgical neck of unspecified humerus, subsequent encounter for fracture with nonunionBillable
S42.213PUnspecified displaced fracture of surgical neck of unspecified humerus, subsequent encounter for fracture with malunionBillable
S42.213SUnspecified displaced fracture of surgical neck of unspecified humerus, sequelaBillable
S42.214Unspecified nondisplaced fracture of surgical neck of right humerusCategory
S42.214AUnspecified nondisplaced fracture of surgical neck of right humerus, initial encounter for closed fractureBillable
S42.214BUnspecified nondisplaced fracture of surgical neck of right humerus, initial encounter for open fractureBillable
S42.214DUnspecified nondisplaced fracture of surgical neck of right humerus, subsequent encounter for fracture with routine healingBillable
S42.214GUnspecified nondisplaced fracture of surgical neck of right humerus, subsequent encounter for fracture with delayed healingBillable
S42.214KUnspecified nondisplaced fracture of surgical neck 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.

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