G55
✓ Billable
Nerve root and plexus compressions in diseases classified elsewhere
ICD-10-CM · FY2026 · Diseases of the Nervous System
Code
G55
System
ICD-10-CM
Billable
Yes — valid for submission
Effective
FY2026
Chapter
Diseases of the Nervous System
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Official coding notes
From CMS's ICD-10-CM Tabular List.
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)
Frequently asked questions
What is ICD-10 code G55?
ICD-10-CM code G55 represents Nerve root and plexus compressions in diseases classified elsewhere. It is a billable diagnosis code in the Diseases of the Nervous System chapter, effective October 1, 2025 – September 30, 2026.
Is G55 billable?
Yes. G55 is a valid billable ICD-10-CM code for insurance claims and clinical documentation.
What chapter is G55 in?
G55 belongs to the Diseases of the Nervous System chapter (G00–G99) of ICD-10-CM.
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