ICD-10-CM > S00-T88 > T80-T88 > T80 > T80.8 > T80.81 > T80.810 T80.810 Extravasation of vesicant antineoplastic chemotherapy Non-Billable/Non-Specific Applicable To Infiltration of vesicant antineoplastic chemotherapy Codes T80.810A..., initial encounterT80.810D..., subsequent encounterT80.810S..., sequela