ICD-10-CM > S00-T88 > T36-T50 > T40 > T40.7 > T40.72 > T40.721 T40.721 Poisoning by synthetic cannabinoids, accidental (unintentional) Non-Billable/Non-Specific Codes T40.721A..., initial encounterT40.721D..., subsequent encounterT40.721S..., sequela