ICD-10-CM > S00-T88 > T51-T65 > T58 > T58.0 > T58.03 T58.03 Toxic effect of carbon monoxide from motor vehicle exhaust, assault Non-Billable/Non-Specific Codes T58.03XA..., initial encounterT58.03XD..., subsequent encounterT58.03XS..., sequela