ICD-10-CM > S00-T88 > T20-T25 > T22 > T22.4 > T22.45 T22.45 Corrosion of unspecified degree of shoulder Non-Billable/Non-Specific Codes T22.451Corrosion of unspecified degree of right shoulderT22.451A..., initial encounterT22.451D..., subsequent encounterT22.451S..., sequelaT22.452Corrosion of unspecified degree of left shoulderT22.452A..., initial encounterT22.452D..., subsequent encounterT22.452S..., sequelaT22.459Corrosion of unspecified degree of unspecified shoulderT22.459A..., initial encounterT22.459D..., subsequent encounterT22.459S..., sequela