ICD-10-CM > S00-T88 > T36-T50 > T50 > T50.A > T50.A2 > T50.A24 T50.A24 Poisoning by mixed bacterial vaccines without a pertussis component, undetermined Non-Billable/Non-Specific Codes T50.A24A..., initial encounterT50.A24D..., subsequent encounterT50.A24S..., sequela