S46.009A Unspecified injury of muscle(s) and tendon(s) of the rotator cuff of unspecified shoulder, initial encounter

S46.009A is a billable/specific diagnosis code from the 2026 ICD-10-CM used to classify the following condition: Unspecified injury of muscle(s) and tendon(s) of the rotator cuff of unspecified shoulder, initial encounter.