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ICD-10-CM · FY 2026 APRIL UPDATE

M84.43

Pathological fracture, ulna and radius

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
M84.431Pathological fracture, right ulnaCategory
M84.431APathological fracture, right ulna, initial encounter for fractureBillable
M84.431DPathological fracture, right ulna, subsequent encounter for fracture with routine healingBillable
M84.431GPathological fracture, right ulna, subsequent encounter for fracture with delayed healingBillable
M84.431KPathological fracture, right ulna, subsequent encounter for fracture with nonunionBillable
M84.431PPathological fracture, right ulna, subsequent encounter for fracture with malunionBillable
M84.431SPathological fracture, right ulna, sequelaBillable
M84.432Pathological fracture, left ulnaCategory
M84.432APathological fracture, left ulna, initial encounter for fractureBillable
M84.432DPathological fracture, left ulna, subsequent encounter for fracture with routine healingBillable
M84.432GPathological fracture, left ulna, subsequent encounter for fracture with delayed healingBillable
M84.432KPathological fracture, left ulna, subsequent encounter for fracture with nonunionBillable
M84.432PPathological fracture, left ulna, subsequent encounter for fracture with malunionBillable
M84.432SPathological fracture, left ulna, sequelaBillable
M84.433Pathological fracture, right radiusCategory
M84.433APathological fracture, right radius, initial encounter for fractureBillable
M84.433DPathological fracture, right radius, subsequent encounter for fracture with routine healingBillable
M84.433GPathological fracture, right radius, subsequent encounter for fracture with delayed healingBillable
M84.433KPathological fracture, right radius, subsequent encounter for fracture with nonunionBillable
M84.433PPathological fracture, right radius, subsequent encounter for fracture with malunionBillable
M84.433SPathological fracture, right radius, sequelaBillable
M84.434Pathological fracture, left radiusCategory
M84.434APathological fracture, left radius, initial encounter for fractureBillable
M84.434DPathological fracture, left radius, subsequent encounter for fracture with routine healingBillable
M84.434GPathological fracture, left radius, subsequent encounter for fracture with delayed healingBillable
M84.434KPathological fracture, left radius, subsequent encounter for fracture with nonunionBillable
M84.434PPathological fracture, left radius, subsequent encounter for fracture with malunionBillable
M84.434SPathological fracture, left radius, sequelaBillable
M84.439Pathological fracture, unspecified ulna and radiusCategory
M84.439APathological fracture, unspecified ulna and radius, initial encounter for fractureBillable

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.