ICD-10-CM > S00-T88 > T36-T50 > T41 > T41.3 > T41.3X > T41.3X5 T41.3X5 Adverse effect of local anesthetics Non-Billable/Non-Specific Codes T41.3X5A..., initial encounterT41.3X5D..., subsequent encounterT41.3X5S..., sequela