M21.734
BillableUnequal limb length (acquired), left radius
This code does not map to an HCC category in any model (V28, V24, ESRD, RxHCC).
What This Code Means
A condition where the left radius bone in the forearm is shorter or longer than it should be, typically resulting from a previous injury, surgery, or bone disease.
Coding Tips
- •Verify documentation specifies the LEFT radius and that the limb length discrepancy is acquired (not congenital)
- •Review medical records for causative factors such as fracture history, previous orthopedic surgery, or infection
Code Hierarchy
└M21Other acquired deformities of limbs└M21.7Unequal limb length (acquired)└M21.73Unequal limb length (acquired), ulna and radius└M21.734Unequal limb length (acquired), left radius
└M21.734Unequal limb length (acquired), left radius