M46.95

Billable

Unspecified inflammatory spondylopathy, thoracolumbar region

HCC Category Mapping

V24HCC 40 — Rheumatoid Arthritis and Inflammatory Connective Tissue Disease

0.307

ESRDHCC 40 — Rheumatoid Arthritis and Inflammatory Connective Tissue Disease

0.000

What This Code Means

Inflammation of the spine affecting the area where the mid-back and lower back meet (thoracolumbar region) without a specific identified cause.

Coding Tips

•This code spans two spinal regions; ensure documentation confirms involvement at the thoracolumbar junction
•Do not use if the condition is limited to only thoracic or only lumbar region

Clinical Significance

Unspecified inflammatory conditions at the thoracolumbar junction require attention due to biomechanical stress at this spinal transition. Even without specific diagnosis, this location demands careful anti-inflammatory management and monitoring for structural complications.

Documentation Requirements

✓Thoracolumbar junction involvement (T12-L1)
✓Evidence of inflammatory process
✓Imaging of transitional zone inflammation
✓Spinal alignment assessment at junction
✓Inflammatory marker monitoring
✓Response to anti-inflammatory medications
✓Plans for diagnostic specification
✓Functional assessment

Commonly Confused Codes

M46.55 — Infective spondylopathy same region when infectious M46.94 — Thoracic region when limited to thoracic levels M46.96 — Lumbar region when limited to lumbar levels M43.27 — Spinal fusion when describing treatment

Code Hierarchy

└M46Other inflammatory spondylopathies └M46.9Unspecified inflammatory spondylopathy └M46.95Unspecified inflammatory spondylopathy, thoracolumbar region

└M46.95Unspecified inflammatory spondylopathy, thoracolumbar region