ICD-10-CM > S00-T88 > S30-S39 > S33 > S33.1 > S33.12 S33.12 Subluxation and dislocation of L2/L3 lumbar vertebra Non-Billable/Non-Specific Codes S33.120Subluxation of L2/L3 lumbar vertebraS33.120A..., initial encounterS33.120D..., subsequent encounterS33.120S..., sequelaS33.121Dislocation of L2/L3 lumbar vertebraS33.121A..., initial encounterS33.121D..., subsequent encounterS33.121S..., sequela