ICD-10-CM > S00-T88 > T51-T65 > T63 > T63.4 > T63.44 > T63.441 T63.441 Toxic effect of venom of bees, accidental (unintentional) Non-Billable/Non-Specific Codes T63.441A..., initial encounterT63.441D..., subsequent encounterT63.441S..., sequela