ICD-10-CM > S00-T88 > T36-T50 > T46 > T46.9 > T46.90 T46.90 Poisoning by, adverse effect of and underdosing of unspecified agents primarily affecting the cardiovascular system Non-Billable/Non-Specific Codes T46.901Poisoning by unspecified agents primarily affecting the cardiovascular system, accidental (unintentional)T46.901A..., initial encounterT46.901D..., subsequent encounterT46.901S..., sequelaT46.902Poisoning by unspecified agents primarily affecting the cardiovascular system, intentional self-harmT46.902A..., initial encounterT46.902D..., subsequent encounterT46.902S..., sequelaT46.903Poisoning by unspecified agents primarily affecting the cardiovascular system, assaultT46.903A..., initial encounterT46.903D..., subsequent encounterT46.903S..., sequelaT46.904Poisoning by unspecified agents primarily affecting the cardiovascular system, undeterminedT46.904A..., initial encounterT46.904D..., subsequent encounterT46.904S..., sequelaT46.905Adverse effect of unspecified agents primarily affecting the cardiovascular systemT46.905A..., initial encounterT46.905D..., subsequent encounterT46.905S..., sequelaT46.906Underdosing of unspecified agents primarily affecting the cardiovascular systemT46.906A..., initial encounterT46.906D..., subsequent encounterT46.906S..., sequela