ICD-10-CM > S00-T88 > T20-T25 > T22 > T22.4 > T22.46 > T22.462 T22.462 Corrosion of unspecified degree of left scapular region Non-Billable/Non-Specific Codes T22.462A..., initial encounterT22.462D..., subsequent encounterT22.462S..., sequela