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