ICD-10-CM > S00-T88 > S30-S39 > S33 > S33.1 > S33.13 > S33.130 S33.130 Subluxation of L3/L4 lumbar vertebra Non-Billable/Non-Specific Codes S33.130A..., initial encounterS33.130D..., subsequent encounterS33.130S..., sequela