ICD-10-CM > S00-T88 > T51-T65 > T56 > T56.2 > T56.2X > T56.2X4 T56.2X4 Toxic effect of chromium and its compounds, undetermined Non-Billable/Non-Specific Codes T56.2X4A..., initial encounterT56.2X4D..., subsequent encounterT56.2X4S..., sequela