| M46.40 | Discitis, unspecified, site unspecified | BILLABLE CODE |
| M46.41 | Discitis, unspecified, occipito-atlanto-axial region | BILLABLE CODE |
| M46.42 | Discitis, unspecified, cervical region | BILLABLE CODE |
| M46.43 | Discitis, unspecified, cervicothoracic region | BILLABLE CODE |
| M46.44 | Discitis, unspecified, thoracic region | BILLABLE CODE |
| M46.45 | Discitis, unspecified, thoracolumbar region | BILLABLE CODE |
| M46.46 | Discitis, unspecified, lumbar region | BILLABLE CODE |
| M46.47 | Discitis, unspecified, lumbosacral region | BILLABLE CODE |
| M46.48 | Discitis, unspecified, sacral and sacrococcygeal region | BILLABLE CODE |
| M46.49 | Discitis, unspecified, multiple sites in spine | BILLABLE CODE |
