M12.29
Billable codeVillonodular synovitis (pigmented), multiple sites
The ICD-10 code for villonodular synovitis (pigmented), multiple sites is M12.29.
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- M12.20Villonodular synovitis (pigmented), unspecified site
- M12.21Villonodular synovitis (pigmented), shouldernon-billable header
- M12.22Villonodular synovitis (pigmented), elbownon-billable header
- M12.23Villonodular synovitis (pigmented), wristnon-billable header
- M12.24Villonodular synovitis (pigmented), handnon-billable header
- M12.25Villonodular synovitis (pigmented), hipnon-billable header
- M12.26Villonodular synovitis (pigmented), kneenon-billable header
- M12.27Villonodular synovitis (pigmented), ankle and footnon-billable header
- M12.28Villonodular synovitis (pigmented), other specified site
- M12.29Villonodular synovitis (pigmented), multiple sites
ICD-9-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents. Verify before use in billing.
- 71929
Associated MS-DRGs
M12.29 can serve as the principal diagnosis for these Medicare Severity Diagnosis-Related Groups.
Informational only — actual DRG assignment also depends on procedures, complications/comorbidities (CC/MCC), discharge status, and payer-specific rules not reflected here.