ICD-10-CM > S00-T88 > T20-T25 > T22 > T22.6 > T22.69 > T22.691 T22.691 Corrosion of second degree of multiple sites of right shoulder and upper limb, except wrist and hand Non-Billable/Non-Specific Codes T22.691A..., initial encounterT22.691D..., subsequent encounterT22.691S..., sequela