ICD-10-CM > M00-M99 > M70-M79 > M75 > M75.9 M75.9 Shoulder lesion, unspecified Non-Billable/Non-Specific Codes M75.90Shoulder lesion, unspecified, unspecified shoulderM75.91Shoulder lesion, unspecified, right shoulderM75.92Shoulder lesion, unspecified, left shoulder