M51.361 Other intervertebral disc degeneration, lumbar region with lower extremity pain only

Billable ICD-10-CM code, FY2026.

Applicable to

• Other intervertebral disc degeneration, lumbar region with leg pain only
• Other intervertebral disc degeneration, lumbar region with referred sclerotomal pain only

Applies from M51 Thoracic, thoracolumbar, and lumbosacral intervertebral disc disorders

Excludes2 (not included here)

• cervical and cervicothoracic disc disorders (M50.-)
• sacral and sacrococcygeal disorders (M53.3)

MS-DRG index

Defines the logic of DRG(s) 551-552 in MDC 08.

Code annotations containing back-references to M51.361

Back-references to M51.361

• Type 1 Excludes: M54.3 Sciatica ("intervertebral disc degeneration, lumbar region with lower extremity pain only (M51.361)")

Back-references to M51

• Type 1 Excludes: G54 Nerve root and plexus disorders ("intervertebral disc disorders (M50-M51)")
• Type 1 Excludes: M54.6 Pain in thoracic spine ("pain in thoracic spine due to intervertebral disc disorder (M51.-)")
• Type 1 Excludes: S23.0 Traumatic rupture of thoracic intervertebral disc ("rupture or displacement (nontraumatic) of thoracic intervertebral disc NOS (M51.- with fifth character 4)")
• Type 1 Excludes: S33 Dislocation and sprain of joints and ligaments of lumbar spine and pelvis ("nontraumatic rupture or displacement of lumbar intervertebral disc NOS (M51.-)")
• Type 1 Excludes: S33.0 Traumatic rupture of lumbar intervertebral disc ("rupture or displacement (nontraumatic) of lumbar intervertebral disc NOS (M51.- with fifth character 6)")

Nearby codes

• M51.3 Other thoracic, thoracolumbar and lumbosacral intervertebral disc degeneration
• M51.34 Other intervertebral disc degeneration, thoracic region
• M51.35 Other intervertebral disc degeneration, thoracolumbar region
• M51.36 Other intervertebral disc degeneration, lumbar region
• M51.360 Other intervertebral disc degeneration, lumbar region with discogenic back pain only
• M51.361 Other intervertebral disc degeneration, lumbar region with lower extremity pain only (this code)
• M51.362 Other intervertebral disc degeneration, lumbar region with discogenic back pain and lower extremity pain
• M51.369 Other intervertebral disc degeneration, lumbar region without mention of lumbar back pain or lower extremity pain
• M51.37 Other intervertebral disc degeneration, lumbosacral region
• M51.370 Other intervertebral disc degeneration, lumbosacral region with discogenic back pain only
• M51.371 Other intervertebral disc degeneration, lumbosacral region with lower extremity pain only