ICD-10-CM > S00-T88 > S30-S39 > S34 > S34.1 > S34.10 > S34.103 S34.103 Unspecified injury to L3 level of lumbar spinal cord Non-Billable/Non-Specific Applicable To Unspecified injury to lumbar spinal cord level 3 Codes S34.103A..., initial encounterS34.103D..., subsequent encounterS34.103S..., sequela