Current
G55 — Nerve root and plexus compressions in diseases classified elsewhere
Part of Chapter 6: Diseases of the nervous system , block Nerve, nerve root and plexus disorders (G50-G59) .
Official Notes
Code First
underlying disease, such as:
Code First
neoplasm (C00-D49)
Excludes1
nerve root compression (due to) (in) ankylosing spondylitis ( M45 .-)
Excludes1
nerve root compression (due to) (in) intervertebral disc disorders (M50.1.-, M51.1.-)
Excludes1
nerve root compression (due to) (in) spondylosis ( M47.0- , M47.2.-)
Child Codes
G55 has no child codes in the FY 2027 release -- it is used on its own.
Referenced By
Official notes on these codes cite G55.
FY 2027 effective October 1, 2026 · CDC NCHS and CMS