M46.8
⚠ Non-billable (Header)Other specified inflammatory spondylopathies
Diseases of the musculoskeletal system and connective tissue (M00-M99)
⚠️ This is a category header code — not billable. Use a more specific child code below.
✅ No additional coding notes for M46.8
Child Codes (10)
M46.80Other specified inflammatory spondylopathies, site unspecifiedM46.81Other specified inflammatory spondylopathies, occipito-atlanto-axial regionM46.82Other specified inflammatory spondylopathies, cervical regionM46.83Other specified inflammatory spondylopathies, cervicothoracic regionM46.84Other specified inflammatory spondylopathies, thoracic regionM46.85Other specified inflammatory spondylopathies, thoracolumbar regionM46.86Other specified inflammatory spondylopathies, lumbar regionM46.87Other specified inflammatory spondylopathies, lumbosacral regionM46.88Other specified inflammatory spondylopathies, sacral and sacrococcygeal regionM46.89Other specified inflammatory spondylopathies, multiple sites in spine
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CodeM46.8
BillableNo — Header code
ParentM46
CategoryDiseases of the musculoskeletal system and connective tissue (M00-M99)
Excludes10 rule(s)
Excludes20 note(s)
Child codes10
Data Source
CMS ICD-10-CM 2026 Tabular List
Updated October 1, 2025 (FY2026)