ICD-10-CM > S00-T88 > T51-T65 > T57 > T57.1 > T57.1X > T57.1X2 T57.1X2 Toxic effect of phosphorus and its compounds, intentional self-harm Non-Billable/Non-Specific Codes T57.1X2A..., initial encounterT57.1X2D..., subsequent encounterT57.1X2S..., sequela