ICD-10-CM > S00-T88 > T20-T25 > T22 > T22.4 > T22.45 > T22.451 T22.451 Corrosion of unspecified degree of right shoulder Non-Billable/Non-Specific Codes T22.451A..., initial encounterT22.451D..., subsequent encounterT22.451S..., sequela