ICD-10-CM > S00-T88 > T51-T65 > T61 > T61.0 > T61.02 T61.02 Ciguatera fish poisoning, intentional self-harm Non-Billable/Non-Specific Codes T61.02XA..., initial encounterT61.02XD..., subsequent encounterT61.02XS..., sequela