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M12.23

Non-billable

Villonodular synovitis (pigmented), wrist

M12.23 is the ICD-10-CM code for Villonodular synovitis (pigmented), wrist. It is a non-billable category code — use a more specific child code such as M12.231 for billing.

Status
Header (non-billable)
Chapter
M00-M99
Parent
M12.2
Subcodes
3
Edition
FY2026

M00-M99 Diseases of the musculoskeletal system and connective tissue

No additional coding notes for this code.

Frequently asked questions

What is ICD-10 code M12.23?
M12.23 is the ICD-10-CM code for "Villonodular synovitis (pigmented), wrist". It falls under M00-M99 Diseases of the musculoskeletal system and connective tissue.
Is M12.23 a billable code?
No — M12.23 is a non-billable header code. Use a more specific child code (such as M12.231) for billing.
What are the subcodes of M12.23?
M12.23 has 3 more specific child codes, including M12.231, M12.232, M12.239.

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

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