ICD-10-CM > S00-T88 > T51-T65 > T63 > T63.6 > T63.61 > T63.613 T63.613 Toxic effect of contact with Portuguese Man-o-war, assault Non-Billable/Non-Specific Codes T63.613A..., initial encounterT63.613D..., subsequent encounterT63.613S..., sequela