Skip to main content

M80.042P vs M80.049P

M80.042P (Age-related osteoporosis with current pathological fracture, left hand, subsequent encounter for fracture with malunion) compared with M80.049P (Age-related osteoporosis with current pathological fracture, unspecified hand, subsequent encounter for fracture with malunion), from the official CMS tabular data. M80.042P and M80.049P code the same condition on opposite sides. MedCoder-derived

Relationship

Review

Laterality relationship

M80.042P
Left
Age-related osteoporosis with current pathological fracture, left hand, subsequent encounter for fracture with malunion
↔
M80.049P
Unspecified
Age-related osteoporosis with current pathological fracture, unspecified hand, 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. M80.042P and M80.049P 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

M80.042PAge-related osteoporosis with current pathological fracture, left hand, subsequent encounter for fracture with malunionM80.049PAge-related osteoporosis with current pathological fracture, unspecified hand, subsequent encounter for fracture with malunion
Billing statusBillableBillable
ClassificationM00-M99 — Diseases of the musculoskeletal system and connective tissueM00-M99 — Diseases of the musculoskeletal system and connective tissue
DefinitionAge-related osteoporosis with current pathological fracture, left hand, subsequent encounter for fracture with malunion is a billable ICD-10-CM diagnosis code (M80.042P).Age-related osteoporosis with current pathological fracture, unspecified hand, subsequent encounter for fracture with malunion is a billable ICD-10-CM diagnosis code (M80.049P).
7th characterThe appropriate 7th character is to be added to each code from category M80:The appropriate 7th character is to be added to each code from category M80:
Includes
osteoporosis with current fragility fracture
osteoporosis with current fragility fracture
Use additional code
code to identify major osseous defect, if applicable (M89.7-)
code to identify major osseous defect, if applicable (M89.7-)
Edit this comparisonCheck a whole claim

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