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M21.12

Non-billable

Varus 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.

Status
Header (non-billable)
Chapter
M00-M99
Parent
M21.1
Subcodes
3
Edition
FY2026

M00-M99 Diseases of the musculoskeletal system and connective tissue

Includes

  • •Cubitus varus, elbow

Frequently asked questions

What is ICD-10 code M21.12?
M21.12 is the ICD-10-CM code for "Varus deformity, not elsewhere classified, elbow". It falls under M00-M99 Diseases of the musculoskeletal system and connective tissue.
Is M21.12 a billable code?
No — M21.12 is a non-billable header code. Use a more specific child code (such as M21.121) for billing.
What are the subcodes of M21.12?
M21.12 has 3 more specific child codes, including M21.121, M21.122, M21.129.

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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