ICD-10-CM > S00-T88 > S10-S19 > S13 > S13.1 > S13.10 > S13.101 S13.101 Dislocation of unspecified cervical vertebrae Non-Billable/Non-Specific Codes S13.101A..., initial encounterS13.101D..., subsequent encounterS13.101S..., sequela