M84.421⚠ Requires 7th Character

Pathological fracture, right humerus

⚠ 7th Character Required

The appropriate 7th character is to be added to each code from subcategory M84.4:

This code is not valid for billing without a 7th character. Append one of the following to M84.421:

Ainitial encounter for fractureM84.421ADsubsequent encounter for fracture with routine healingM84.421DGsubsequent encounter for fracture with delayed healingM84.421GKsubsequent encounter for fracture with nonunionM84.421KPsubsequent encounter for fracture with malunionM84.421PSsequelaM84.421S

Sub-codes of M84.421(6)

M84.421 is a non-billable header. Select a sub-code to bill.

M84.421APathological fracture, right humerus, initial encounter for …✓ BillableM84.421DPathological fracture, right humerus, subsequent encounter f…✓ BillableM84.421GPathological fracture, right humerus, subsequent encounter f…✓ BillableM84.421KPathological fracture, right humerus, subsequent encounter f…✓ BillableM84.421PPathological fracture, right humerus, subsequent encounter f…✓ BillableM84.421SPathological fracture, right humerus, sequela✓ Billable

Code Hierarchy

┌13Diseases of the musculoskeletal system and connective tissue (M00-M99)├M80-M85Disorders of bone density and structure (M80-M85)├M84Disorder of continuity of bone
└M84.421Pathological fracture, right humerus

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