G55
Nerve root and plexus compressions in diseases classified elsewhere
Billable FY2026 2025-10-01 → 2026-09-30
Exclusions 18 never code together
G55code
Excludes1
- nerve root compression (due to) (in) ankylosing spondylitis (M45.-)M45.-M45.-M45.-
- nerve root compression (due to) (in) dorsopathies (M53.-, M54.-)M53.-M53.-M53.-M54.-M54.-M54.-
- nerve root compression (due to) (in) intervertebral disc disorders (M50.1.-, M51.1.-)M50.1.-M50.1.-M50.1.-M51.1.-M51.1.-M51.1.-
- nerve root compression (due to) (in) spondylopathies (M46.-, M48.-)M46.-M46.-M46.-M48.-M48.-M48.-
- nerve root compression (due to) (in) spondylosis (M47.0-, M47.2.-)M47.0-M47.0-M47.0-M47.2.-M47.2.-M47.2.-
G50-G59block
G00-G99chapter
Excludes2
- certain conditions originating in the perinatal period (P04-P96)P04-P96
- certain infectious and parasitic diseases (A00-B99)A00-B99
- complications of pregnancy, childbirth and the puerperium (O00-O9A)O00-O9A
- congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)Q00-Q99
- endocrine, nutritional and metabolic diseases (E00-E88)E00-E88
- injury, poisoning and certain other consequences of external causes (S00-T88)S00-T88
- neoplasms (C00-D49)C00-D49
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)R00-R94
Excludes1 — never code together. The excluded condition and this one are mutually exclusive.
Excludes2 — not included here, but the patient may have both. Code both when documented.
Instructional notes 2
Index entries leading here filed at null
No alphabetic index entry points at this code.
Additional references
AHA Coding Clinic® Licence required
Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.