ICD-10-CM > S00-T88 > T51-T65 > T63 > T63.6 > T63.61 > T63.612 T63.612 Toxic effect of contact with Portuguese Man-o-war, intentional self-harm Non-Billable/Non-Specific Codes T63.612A..., initial encounterT63.612D..., subsequent encounterT63.612S..., sequela