ICD-10-CM > S00-T88 > T36-T50 > T36 > T36.9 T36.9 Poisoning by, adverse effect of and underdosing of unspecified systemic antibiotic Non-Billable/Non-Specific Codes T36.91Poisoning by unspecified systemic antibiotic, accidental (unintentional)T36.91XA..., initial encounterT36.91XD..., subsequent encounterT36.91XS..., sequelaT36.92Poisoning by unspecified systemic antibiotic, intentional self-harmT36.92XA..., initial encounterT36.92XD..., subsequent encounterT36.92XS..., sequelaT36.93Poisoning by unspecified systemic antibiotic, assaultT36.93XA..., initial encounterT36.93XD..., subsequent encounterT36.93XS..., sequelaT36.94Poisoning by unspecified systemic antibiotic, undeterminedT36.94XA..., initial encounterT36.94XD..., subsequent encounterT36.94XS..., sequelaT36.95Adverse effect of unspecified systemic antibioticT36.95XA..., initial encounterT36.95XD..., subsequent encounterT36.95XS..., sequelaT36.96Underdosing of unspecified systemic antibioticT36.96XA..., initial encounterT36.96XD..., subsequent encounterT36.96XS..., sequela