M46Non-Billable (Header)Other inflammatory spondylopathiesChild CodesM46.0Spinal enthesopathyM46.1Sacroiliitis, not elsewhere classifiedM46.2Osteomyelitis of vertebraM46.3Infection of intervertebral disc (pyogenic)M46.4Discitis, unspecifiedM46.5Other infective spondylopathiesM46.8Other specified inflammatory spondylopathiesM46.9Unspecified inflammatory spondylopathy