ICD-10-CM · Chapter 13 · M00-M99
M46 Other inflammatory spondylopathies
Subcodes
Subcodes are listed below for reference. Detail pages are not available for chapters 11–22.
| Code | Description | Billable |
|---|---|---|
| M46..0 | Spinal enthesopathy | No |
| M46..00 | Spinal enthesopathy, site unspecified | Yes |
| M46..01 | Spinal enthesopathy, occipito-atlanto-axial region | Yes |
| M46..02 | Spinal enthesopathy, cervical region | Yes |
| M46..03 | Spinal enthesopathy, cervicothoracic region | Yes |
| M46..04 | Spinal enthesopathy, thoracic region | Yes |
| M46..05 | Spinal enthesopathy, thoracolumbar region | Yes |
| M46..06 | Spinal enthesopathy, lumbar region | Yes |
| M46..07 | Spinal enthesopathy, lumbosacral region | Yes |
| M46..08 | Spinal enthesopathy, sacral and sacrococcygeal region | Yes |
| M46..09 | Spinal enthesopathy, multiple sites in spine | Yes |
| M46..1 | Sacroiliitis, not elsewhere classified | Yes |
| M46..2 | Osteomyelitis of vertebra | No |
| M46..20 | Osteomyelitis of vertebra, site unspecified | Yes |
| M46..21 | Osteomyelitis of vertebra, occipito-atlanto-axial region | Yes |
| M46..22 | Osteomyelitis of vertebra, cervical region | Yes |
| M46..23 | Osteomyelitis of vertebra, cervicothoracic region | Yes |
| M46..24 | Osteomyelitis of vertebra, thoracic region | Yes |
| M46..25 | Osteomyelitis of vertebra, thoracolumbar region | Yes |
| M46..26 | Osteomyelitis of vertebra, lumbar region | Yes |
| M46..27 | Osteomyelitis of vertebra, lumbosacral region | Yes |
| M46..28 | Osteomyelitis of vertebra, sacral and sacrococcygeal region | Yes |
| M46..3 | Infection of intervertebral disc (pyogenic) | No |
| M46..30 | Infection of intervertebral disc (pyogenic), site unspecified | Yes |
| M46..31 | Infection of intervertebral disc (pyogenic), occipito-atlanto-axial region | Yes |
| M46..32 | Infection of intervertebral disc (pyogenic), cervical region | Yes |
| M46..33 | Infection of intervertebral disc (pyogenic), cervicothoracic region | Yes |
| M46..34 | Infection of intervertebral disc (pyogenic), thoracic region | Yes |
| M46..35 | Infection of intervertebral disc (pyogenic), thoracolumbar region | Yes |
| M46..36 | Infection of intervertebral disc (pyogenic), lumbar region | Yes |
| M46..37 | Infection of intervertebral disc (pyogenic), lumbosacral region | Yes |
| M46..38 | Infection of intervertebral disc (pyogenic), sacral and sacrococcygeal region | Yes |
| M46..39 | Infection of intervertebral disc (pyogenic), multiple sites in spine | Yes |
| M46..4 | Discitis, unspecified | No |
| M46..40 | Discitis, unspecified, site unspecified | Yes |
| M46..41 | Discitis, unspecified, occipito-atlanto-axial region | Yes |
| M46..42 | Discitis, unspecified, cervical region | Yes |
| M46..43 | Discitis, unspecified, cervicothoracic region | Yes |
| M46..44 | Discitis, unspecified, thoracic region | Yes |
| M46..45 | Discitis, unspecified, thoracolumbar region | Yes |
| M46..46 | Discitis, unspecified, lumbar region | Yes |
| M46..47 | Discitis, unspecified, lumbosacral region | Yes |
| M46..48 | Discitis, unspecified, sacral and sacrococcygeal region | Yes |
| M46..49 | Discitis, unspecified, multiple sites in spine | Yes |
| M46..5 | Other infective spondylopathies | No |
| M46..50 | Other infective spondylopathies, site unspecified | Yes |
| M46..51 | Other infective spondylopathies, occipito-atlanto-axial region | Yes |
| M46..52 | Other infective spondylopathies, cervical region | Yes |
| M46..53 | Other infective spondylopathies, cervicothoracic region | Yes |
| M46..54 | Other infective spondylopathies, thoracic region | Yes |
| M46..55 | Other infective spondylopathies, thoracolumbar region | Yes |
| M46..56 | Other infective spondylopathies, lumbar region | Yes |
| M46..57 | Other infective spondylopathies, lumbosacral region | Yes |
| M46..58 | Other infective spondylopathies, sacral and sacrococcygeal region | Yes |
| M46..59 | Other infective spondylopathies, multiple sites in spine | Yes |
| M46..8 | Other specified inflammatory spondylopathies | No |
| M46..80 | Other specified inflammatory spondylopathies, site unspecified | Yes |
| M46..81 | Other specified inflammatory spondylopathies, occipito-atlanto-axial region | Yes |
| M46..82 | Other specified inflammatory spondylopathies, cervical region | Yes |
| M46..83 | Other specified inflammatory spondylopathies, cervicothoracic region | Yes |
| M46..84 | Other specified inflammatory spondylopathies, thoracic region | Yes |
| M46..85 | Other specified inflammatory spondylopathies, thoracolumbar region | Yes |
| M46..86 | Other specified inflammatory spondylopathies, lumbar region | Yes |
| M46..87 | Other specified inflammatory spondylopathies, lumbosacral region | Yes |
| M46..88 | Other specified inflammatory spondylopathies, sacral and sacrococcygeal region | Yes |
| M46..89 | Other specified inflammatory spondylopathies, multiple sites in spine | Yes |
| M46..9 | Unspecified inflammatory spondylopathy | No |
| M46..90 | Unspecified inflammatory spondylopathy, site unspecified | Yes |
| M46..91 | Unspecified inflammatory spondylopathy, occipito-atlanto-axial region | Yes |
| M46..92 | Unspecified inflammatory spondylopathy, cervical region | Yes |
| M46..93 | Unspecified inflammatory spondylopathy, cervicothoracic region | Yes |
| M46..94 | Unspecified inflammatory spondylopathy, thoracic region | Yes |
| M46..95 | Unspecified inflammatory spondylopathy, thoracolumbar region | Yes |
| M46..96 | Unspecified inflammatory spondylopathy, lumbar region | Yes |
| M46..97 | Unspecified inflammatory spondylopathy, lumbosacral region | Yes |
| M46..98 | Unspecified inflammatory spondylopathy, sacral and sacrococcygeal region | Yes |
| M46..99 | Unspecified inflammatory spondylopathy, multiple sites in spine | Yes |
Last reviewed: September 2026