| M46.20 | Osteomyelitis of vertebra, site unspecified | BILLABLE CODE |
| M46.21 | Osteomyelitis of vertebra, occipito-atlanto-axial region | BILLABLE CODE |
| M46.22 | Osteomyelitis of vertebra, cervical region | BILLABLE CODE |
| M46.23 | Osteomyelitis of vertebra, cervicothoracic region | BILLABLE CODE |
| M46.24 | Osteomyelitis of vertebra, thoracic region | BILLABLE CODE |
| M46.25 | Osteomyelitis of vertebra, thoracolumbar region | BILLABLE CODE |
| M46.26 | Osteomyelitis of vertebra, lumbar region | BILLABLE CODE |
| M46.27 | Osteomyelitis of vertebra, lumbosacral region | BILLABLE CODE |
| M46.28 | Osteomyelitis of vertebra, sacral and sacrococcygeal region | BILLABLE CODE |
