ICD-10-CM > S00-T88 > T36-T50 > T40 > T40.9 > T40.99 > T40.992 T40.992 Poisoning by other psychodysleptics [hallucinogens], intentional self-harm Non-Billable/Non-Specific Codes T40.992A..., initial encounterT40.992D..., subsequent encounterT40.992S..., sequela