ICD-10-CM category
M46 Other inflammatory spondylopathies
M46 is a category, not a billable code. Report one of the 70 complete codes below.
M46.0…
10 codes
- M46.00Spinal enthesopathy, site unspecified
- M46.01Spinal enthesopathy, occipito-atlanto-axial region
- M46.02Spinal enthesopathy, cervical region
- M46.03Spinal enthesopathy, cervicothoracic region
- M46.04Spinal enthesopathy, thoracic region
- M46.05Spinal enthesopathy, thoracolumbar region
- M46.06Spinal enthesopathy, lumbar region
- M46.07Spinal enthesopathy, lumbosacral region
- M46.08Spinal enthesopathy, sacral and sacrococcygeal region
- M46.09Spinal enthesopathy, multiple sites in spine
M46.1…
1 code
M46.2…
9 codes
- M46.20Osteomyelitis of vertebra, site unspecified
- M46.21Osteomyelitis of vertebra, occipito-atlanto-axial region
- M46.22Osteomyelitis of vertebra, cervical region
- M46.23Osteomyelitis of vertebra, cervicothoracic region
- M46.24Osteomyelitis of vertebra, thoracic region
- M46.25Osteomyelitis of vertebra, thoracolumbar region
- M46.26Osteomyelitis of vertebra, lumbar region
- M46.27Osteomyelitis of vertebra, lumbosacral region
- M46.28Osteomyelitis of vertebra, sacral and sacrococcygeal region
M46.3…
10 codes
- M46.30Infection of intervertebral disc (pyogenic), site unspecified
- M46.31Infection of intervertebral disc (pyogenic), occipito-atlanto-axial region
- M46.32Infection of intervertebral disc (pyogenic), cervical region
- M46.33Infection of intervertebral disc (pyogenic), cervicothoracic region
- M46.34Infection of intervertebral disc (pyogenic), thoracic region
- M46.35Infection of intervertebral disc (pyogenic), thoracolumbar region
- M46.36Infection of intervertebral disc (pyogenic), lumbar region
- M46.37Infection of intervertebral disc (pyogenic), lumbosacral region
- M46.38Infection of intervertebral disc (pyogenic), sacral and sacrococcygeal region
- M46.39Infection of intervertebral disc (pyogenic), multiple sites in spine
M46.4…
10 codes
- M46.40Discitis, unspecified, site unspecified
- M46.41Discitis, unspecified, occipito-atlanto-axial region
- M46.42Discitis, unspecified, cervical region
- M46.43Discitis, unspecified, cervicothoracic region
- M46.44Discitis, unspecified, thoracic region
- M46.45Discitis, unspecified, thoracolumbar region
- M46.46Discitis, unspecified, lumbar region
- M46.47Discitis, unspecified, lumbosacral region
- M46.48Discitis, unspecified, sacral and sacrococcygeal region
- M46.49Discitis, unspecified, multiple sites in spine
M46.5…
10 codes
- M46.50Other infective spondylopathies, site unspecified
- M46.51Other infective spondylopathies, occipito-atlanto-axial region
- M46.52Other infective spondylopathies, cervical region
- M46.53Other infective spondylopathies, cervicothoracic region
- M46.54Other infective spondylopathies, thoracic region
- M46.55Other infective spondylopathies, thoracolumbar region
- M46.56Other infective spondylopathies, lumbar region
- M46.57Other infective spondylopathies, lumbosacral region
- M46.58Other infective spondylopathies, sacral and sacrococcygeal region
- M46.59Other infective spondylopathies, multiple sites in spine
M46.8…
10 codes
- M46.80Other specified inflammatory spondylopathies, site unspecified
- M46.81Other specified inflammatory spondylopathies, occipito-atlanto-axial region
- M46.82Other specified inflammatory spondylopathies, cervical region
- M46.83Other specified inflammatory spondylopathies, cervicothoracic region
- M46.84Other specified inflammatory spondylopathies, thoracic region
- M46.85Other specified inflammatory spondylopathies, thoracolumbar region
- M46.86Other specified inflammatory spondylopathies, lumbar region
- M46.87Other specified inflammatory spondylopathies, lumbosacral region
- M46.88Other specified inflammatory spondylopathies, sacral and sacrococcygeal region
- M46.89Other specified inflammatory spondylopathies, multiple sites in spine
M46.9…
10 codes
- M46.90Unspecified inflammatory spondylopathy, site unspecified
- M46.91Unspecified inflammatory spondylopathy, occipito-atlanto-axial region
- M46.92Unspecified inflammatory spondylopathy, cervical region
- M46.93Unspecified inflammatory spondylopathy, cervicothoracic region
- M46.94Unspecified inflammatory spondylopathy, thoracic region
- M46.95Unspecified inflammatory spondylopathy, thoracolumbar region
- M46.96Unspecified inflammatory spondylopathy, lumbar region
- M46.97Unspecified inflammatory spondylopathy, lumbosacral region
- M46.98Unspecified inflammatory spondylopathy, sacral and sacrococcygeal region
- M46.99Unspecified inflammatory spondylopathy, multiple sites in spine
Outside the US? M46 in the international WHO ICD-10 lists its inclusion and exclusion notes.
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ICD-10-CM is developed by the National Center for Health Statistics (NCHS), Centers for Disease Control and Prevention, U.S. Department of Health and Human Services, and is based on the WHO ICD-10. Codes and titles are reproduced unchanged from the FY2026 code list (effective 1 October 2025). Their use here does not imply endorsement by CDC, HHS or the U.S. Government. Changes effective on or after 1 October 2026 may not be reflected yet; check the current release at cdc.gov or cms.gov before submitting claims.
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