G55 Nerve root and plexus compressions in diseases classified elsewhere

Billable ICD-10-CM code, FY2026.

Excludes1 (never code together)

• nerve root compression (due to) (in) ankylosing spondylitis (M45.-)
• nerve root compression (due to) (in) dorsopathies (M53.-, M54.-)
• nerve root compression (due to) (in) intervertebral disc disorders (M50.1.-, M51.1.-)
• nerve root compression (due to) (in) spondylopathies (M46.-, M48.-)
• nerve root compression (due to) (in) spondylosis (M47.0-, M47.2.-)

Code first

• underlying disease, such as:
• neoplasm (C00-D49)

Applies from G55 Nerve root and plexus compressions in diseases classified elsewhere

Excludes1 (never code together)

• nerve root compression (due to) (in) ankylosing spondylitis (M45.-)
• nerve root compression (due to) (in) dorsopathies (M53.-, M54.-)
• nerve root compression (due to) (in) intervertebral disc disorders (M50.1.-, M51.1.-)
• nerve root compression (due to) (in) spondylopathies (M46.-, M48.-)
• nerve root compression (due to) (in) spondylosis (M47.0-, M47.2.-)

Code first

• underlying disease, such as:
• neoplasm (C00-D49)

MS-DRG index

Defines the logic of DRG(s) 073-074 in MDC 01.

Approximate ICD-9-CM (GEMs)

• 353.8 Other nerve root and plexus disorders (approximate)

Medicare Code Edits (MCE v43.1 (April 2026))

• Manifestation codes as principal diagnosis: Manifestation codes describe the manifestation of an underlying disease, not the disease itself, and are not allowed as principal diagnosis.

Code annotations containing back-references to G55

Back-references to G55

• Code Also: G96.81 Intracranial hypotension ("Nerve root and compressions in diseases classified elsewhere (G55)")

Back-references to G55

• Code Also: G96.81 Intracranial hypotension ("Nerve root and compressions in diseases classified elsewhere (G55)")

Diagnosis Index entries for G55

• Compression › nerve › root or plexus NOS (in) › neoplastic disease
• Neuritis (rheumatoid) › due to › herniation, nucleus pulposus

Nearby codes

• G55 Nerve root and plexus compressions in diseases classified elsewhere (this code)