ICD-10-CM > S00-T88 > T36-T50 > T40 > T40.9 > T40.90 > T40.902 T40.902 Poisoning by unspecified psychodysleptics [hallucinogens], intentional self-harm Non-Billable/Non-Specific Codes T40.902A..., initial encounterT40.902D..., subsequent encounterT40.902S..., sequela