M54.1
Radiculopathy
Not billable — category only FY2026 2025-10-01 → 2026-09-30
Exclusions 15 never code together
M54.1code
M00-M99chapter
Excludes2
- arthropathic psoriasis (L40.5-)L40.5-
- certain conditions originating in the perinatal period (P04-P96)P04-P96
- certain infectious and parasitic diseases (A00-B99)A00-B99
- compartment syndrome (traumatic) (T79.A-)T79.A-
- 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 6
M54.1code
Inclusion terms
- Brachial neuritis or radiculitis NOS
- Lumbar neuritis or radiculitis NOS
- Lumbosacral neuritis or radiculitis NOS
- Thoracic neuritis or radiculitis NOS
- Radiculitis NOS
M00-M99chapter
Notes
- Use an external cause code following the code for the musculoskeletal condition, if applicable, to identify the cause of the musculoskeletal condition
Alongside this code 8 same parent — M54
Subordinate codes 9
M54.10 Radiculopathy, site unspecified M54.11 Radiculopathy, occipito-atlanto-axial region M54.12 Radiculopathy, cervical region M54.13 Radiculopathy, cervicothoracic region M54.14 Radiculopathy, thoracic region M54.15 Radiculopathy, thoracolumbar region M54.16 Radiculopathy, lumbar region M54.17 Radiculopathy, lumbosacral region M54.18 Radiculopathy, sacral and sacrococcygeal region
Additional references
AHA Coding Clinic® Licence required
Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.