M54.18
BillableRadiculopathy, sacral and sacrococcygeal region
This code does not map to an HCC category in any model (V28, V24, ESRD, RxHCC).
What This Code Means
Nerve root irritation in the sacral and tailbone region, potentially causing pain in the lower back, buttocks, or upper leg.
Coding Tips
- •This is a less commonly used code; ensure documentation specifically indicates sacral or sacrococcygeal nerve root involvement
- •Differentiate from coccydynia (M53.3) which is tailbone pain without radiculopathy
Code Hierarchy
└M54Dorsalgia└M54.1Radiculopathy└M54.18Radiculopathy, sacral and sacrococcygeal region
└M54.18Radiculopathy, sacral and sacrococcygeal region