M21.159
BillableVarus deformity, not elsewhere classified, unspecified hip
This code does not map to an HCC category in any model (V28, V24, ESRD, RxHCC).
What This Code Means
A condition where the hip joint angles inward, but the specific side is not documented or is bilateral.
Coding Tips
- •Use only when laterality is truly unspecified or undocumented
- •Request clarification from the provider regarding which hip or hips are affected
Code Hierarchy
└M21Other acquired deformities of limbs└M21.1Varus deformity, not elsewhere classified└M21.15Varus deformity, not elsewhere classified, hip└M21.159Varus deformity, not elsewhere classified, unspecified hip
└M21.159Varus deformity, not elsewhere classified, unspecified hip