Corrosion of third degree of multiple sites of left shoulder and upper limb, except wrist and hand, sequela

T22.792S (“Corrosion of third degree of multiple sites of left shoulder and upper limb, except wrist and hand, sequela”) is a diagnosis code that identifies a specific condition, injury, or finding on a medical claim in the ICD-10-CM code set. Whether it is billed — and whether a payer covers it — depends on the clinical setting, documentation, and plan rules.