ICD-10-CM > S00-T88 > T20-T25 > T22 > T22.6 > T22.66 > T22.661 T22.661 Corrosion of second degree of right scapular region Non-Billable/Non-Specific Codes T22.661A..., initial encounterT22.661D..., subsequent encounterT22.661S..., sequela