M21.12
Non-billableVarus deformity, not elsewhere classified, elbow
M21.12 is the ICD-10-CM code for Varus deformity, not elsewhere classified, elbow. It is a non-billable category code — use a more specific child code such as M21.121 for billing.
M00-M99 Diseases of the musculoskeletal system and connective tissue
What this means — in plain language
MedlinePlus · NIHYour elbow joint is made up of bone, cartilage, ligaments and fluid. Muscles and tendons help the elbow joint move. When any of these structures is hurt or diseased, you have elbow problems. Many things can make your elbow hurt. A common cause is tendinitis , an inflammation or injury to the tendons that attach muscle to bone. Tendinitis of the elbow is a sports injury , often from playing tennis or golf. You may…
Read more about Elbow Injuries and Disorders at MedlinePlus ↗Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.
Includes
- •Cubitus varus, elbow
Frequently asked questions
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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