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M84.633P vs M84.634P

M84.633P (Pathological fracture in other disease, right radius, subsequent encounter for fracture with malunion) compared with M84.634P (Pathological fracture in other disease, left radius, subsequent encounter for fracture with malunion), from the official CMS tabular data. M84.633P and M84.634P code the same condition on opposite sides. MedCoder-derived

Relationship

Review

Laterality relationship

M84.633P
Right
Pathological fracture in other disease, right radius, subsequent encounter for fracture with malunion
M84.634P
Left
Pathological fracture in other disease, left radius, subsequent encounter for fracture with malunion

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. M84.633P and M84.634P 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

M84.633PPathological fracture in other disease, right radius, subsequent encounter for fracture with malunionM84.634PPathological fracture in other disease, left radius, subsequent encounter for fracture with malunion
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, right radius, subsequent encounter for fracture with malunion is a billable ICD-10-CM diagnosis code (M84.633P).Pathological fracture in other disease, left radius, subsequent encounter for fracture with malunion is a billable ICD-10-CM diagnosis code (M84.634P).
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