ICD-10-CM > S00-T88 > T20-T25 > T22 > T22.6 > T22.62 > T22.622 T22.622 Corrosion of second degree of left elbow Non-Billable/Non-Specific Codes T22.622A..., initial encounterT22.622D..., subsequent encounterT22.622S..., sequela