ICD-10-CM > S00-T88 > T36-T50 > T43 > T43.0 > T43.02 > T43.022 T43.022 Poisoning by tetracyclic antidepressants, intentional self-harm Non-Billable/Non-Specific Codes T43.022A..., initial encounterT43.022D..., subsequent encounterT43.022S..., sequela