M05.122: Rheumatoid lung disease with rheumatoid arthritis of left elbow
M05.122 is the billable ICD-10-CM diagnosis code for Rheumatoid lung disease with rheumatoid arthritis of left elbow. It is a fully specified code, so it can be reported on a claim (subject to clinical documentation and your payer's rules).
Frequently asked questions
What is ICD-10-CM code M05.122?
M05.122 is the ICD-10-CM diagnosis code for Rheumatoid lung disease with rheumatoid arthritis of left elbow. It belongs to category M05 (Rheumatoid arthritis with rheumatoid factor).
Is M05.122 a billable code?
Yes. M05.122 is a billable, fully specified ICD-10-CM code, so it can be used on a claim (subject to documentation and payer rules).
What category does M05.122 belong to?
M05.122 is part of ICD-10-CM category M05 — Rheumatoid arthritis with rheumatoid factor, which has 422 billable codes.
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Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.
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