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M84.622K vs M84.629K

M84.622K (Pathological fracture in other disease, left humerus, subsequent encounter for fracture with nonunion) compared with M84.629K (Pathological fracture in other disease, unspecified humerus, subsequent encounter for fracture with nonunion), from the official CMS tabular data. M84.622K and M84.629K code the same condition on opposite sides.

Relationship

Review

Laterality relationship

M84.622K
Left
Pathological fracture in other disease, left humerus, subsequent encounter for fracture with nonunion
M84.629K
Unspecified
Pathological fracture in other disease, unspecified humerus, subsequent encounter for fracture with nonunion

Same condition; these differ only in which side is documented.

These codes share a category and title and differ only in the side affected. The documentation decides which applies, and a bilateral code is reported only where the code set provides one.

Source: ICD-10-CM tabular list (laterality variant derived from the code title)

Can these codes be reported together?

Same condition, opposite side. M84.622K and M84.629K name the same condition on opposite sides of the body.

Same category and title, differing only in which side is affected — the documentation decides which one applies, and a bilateral code is reported only where the code set provides one.

Side by side

M84.622KPathological fracture in other disease, left humerus, subsequent encounter for fracture with nonunionM84.629KPathological fracture in other disease, unspecified humerus, subsequent encounter for fracture with nonunion
Billing statusBillableBillable
ClassificationM00-M99 — Diseases of the Musculoskeletal System and Connective Tissue (M00-M99)M00-M99 — Diseases of the Musculoskeletal System and Connective Tissue (M00-M99)
DefinitionPathological fracture in other disease, left humerus, subsequent encounter for fracture with nonunion is a billable ICD-10-CM diagnosis code (M84.622K).Pathological fracture in other disease, unspecified humerus, subsequent encounter for fracture with nonunion is a billable ICD-10-CM diagnosis code (M84.629K).
7th characterThe appropriate 7th character is to be added to each code from subcategory M84.6:The appropriate 7th character is to be added to each code from subcategory M84.6:

Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources