ICD-10-CM > S00-T88 > T36-T50 > T45 > T45.5 T45.5 Poisoning by, adverse effect of and underdosing of anticoagulants and antithrombotic drugs Non-Billable/Non-Specific Codes T45.51Poisoning by, adverse effect of and underdosing of anticoagulantsT45.511Poisoning by anticoagulants, accidental (unintentional)T45.511A..., initial encounterT45.511D..., subsequent encounterT45.511S..., sequelaT45.512Poisoning by anticoagulants, intentional self-harmT45.512A..., initial encounterT45.512D..., subsequent encounterT45.512S..., sequelaT45.513Poisoning by anticoagulants, assaultT45.513A..., initial encounterT45.513D..., subsequent encounterT45.513S..., sequelaT45.514Poisoning by anticoagulants, undeterminedT45.514A..., initial encounterT45.514D..., subsequent encounterT45.514S..., sequelaT45.515Adverse effect of anticoagulantsT45.515A..., initial encounterT45.515D..., subsequent encounterT45.515S..., sequelaT45.516Underdosing of anticoagulantsT45.516A..., initial encounterT45.516D..., subsequent encounterT45.516S..., sequelaT45.52Poisoning by, adverse effect of and underdosing of antithrombotic drugsT45.521Poisoning by antithrombotic drugs, accidental (unintentional)T45.521A..., initial encounterT45.521D..., subsequent encounterT45.521S..., sequelaT45.522Poisoning by antithrombotic drugs, intentional self-harmT45.522A..., initial encounterT45.522D..., subsequent encounterT45.522S..., sequelaT45.523Poisoning by antithrombotic drugs, assaultT45.523A..., initial encounterT45.523D..., subsequent encounterT45.523S..., sequelaT45.524Poisoning by antithrombotic drugs, undeterminedT45.524A..., initial encounterT45.524D..., subsequent encounterT45.524S..., sequelaT45.525Adverse effect of antithrombotic drugsT45.525A..., initial encounterT45.525D..., subsequent encounterT45.525S..., sequelaT45.526Underdosing of antithrombotic drugsT45.526A..., initial encounterT45.526D..., subsequent encounterT45.526S..., sequela