ICD-10-CM > S00-T88 > T51-T65 > T54 > T54.9 > T54.92 T54.92 Toxic effect of unspecified corrosive substance, intentional self-harm Non-Billable/Non-Specific Codes T54.92XA..., initial encounterT54.92XD..., subsequent encounterT54.92XS..., sequela