ICD-10-CM > S00-T88 > S00-S09 > S04 > S04.0 > S04.04 S04.04 Injury of visual cortex Non-Billable/Non-Specific Codes S04.041Injury of visual cortex, right sideS04.041A..., initial encounterS04.041D..., subsequent encounterS04.041S..., sequelaS04.042Injury of visual cortex, left sideS04.042A..., initial encounterS04.042D..., subsequent encounterS04.042S..., sequelaS04.049Injury of visual cortex, unspecified sideS04.049A..., initial encounterS04.049D..., subsequent encounterS04.049S..., sequela