M46.9
⚠ Non-billable (Header)Unspecified inflammatory spondylopathy
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 M46.9
Child Codes (10)
M46.90Unspecified inflammatory spondylopathy, site unspecifiedM46.91Unspecified inflammatory spondylopathy, occipito-atlanto-axial regionM46.92Unspecified inflammatory spondylopathy, cervical regionM46.93Unspecified inflammatory spondylopathy, cervicothoracic regionM46.94Unspecified inflammatory spondylopathy, thoracic regionM46.95Unspecified inflammatory spondylopathy, thoracolumbar regionM46.96Unspecified inflammatory spondylopathy, lumbar regionM46.97Unspecified inflammatory spondylopathy, lumbosacral regionM46.98Unspecified inflammatory spondylopathy, sacral and sacrococcygeal regionM46.99Unspecified inflammatory spondylopathy, multiple sites in spine
🧪 Validate Combinations
Add M46.9 to the Excludes Checker to validate against your full code list.
Open in Checker →Code Information
CodeM46.9
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)