ICD-10-CM > S00-T88 > T36-T50 > T47 > T47.0 > T47.0X > T47.0X2 T47.0X2 Poisoning by histamine H2-receptor blockers, intentional self-harm Non-Billable/Non-Specific Codes T47.0X2A..., initial encounterT47.0X2D..., subsequent encounterT47.0X2S..., sequela