M43.1
⚠ Non-billable (Header)Spondylolisthesis
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.
❌ Excludes1
directCannot be coded with M43.1
- • acute traumatic of lumbosacral region (S33.1)
- • acute traumatic of sites other than lumbosacral- code to Fracture, vertebra, by region
- • congenital spondylolisthesis (Q76.2)
❌ Excludes1
inherited from M43Rules from parent category M43: Other deforming dorsopathies
- • congenital spondylolysis and spondylolisthesis (Q76.2)
- • hemivertebra (Q76.3-Q76.4)
- • Klippel-Feil syndrome (Q76.1)
- • lumbarization and sacralization (Q76.4)
- • platyspondylisis (Q76.4)
- • spina bifida occulta (Q76.0)
- • spinal curvature in osteoporosis (M80.-)
- • spinal curvature in Paget's disease of bone [osteitis deformans] (M88.-)
Child Codes (10)
M43.10Spondylolisthesis, site unspecifiedM43.11Spondylolisthesis, occipito-atlanto-axial regionM43.12Spondylolisthesis, cervical regionM43.13Spondylolisthesis, cervicothoracic regionM43.14Spondylolisthesis, thoracic regionM43.15Spondylolisthesis, thoracolumbar regionM43.16Spondylolisthesis, lumbar regionM43.17Spondylolisthesis, lumbosacral regionM43.18Spondylolisthesis, sacral and sacrococcygeal regionM43.19Spondylolisthesis, multiple sites in spine
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CodeM43.1
BillableNo — Header code
ParentM43
CategoryDiseases of the musculoskeletal system and connective tissue (M00-M99)
Excludes111 rule(s)
Excludes20 note(s)
Child codes10
Data Source
CMS ICD-10-CM 2026 Tabular List
Updated October 1, 2025 (FY2026)