M12.229 is the authoritative medical code for Villonodular synovitis pigmented, unspecified elbow. This classification is used in medical billing and clinical recording to specify the clinical criteria for villonodular synovitis pigmented, unspecified elbow (ICD-10-CM M12.229), ensuring healthcare documentation aligns with 2026 federal coding standards.
Billing Status: YES. This is a valid, specific, and billable ICD-10-CM reference.
Official Registry Overview & Definition
Villonodular synovitis pigmented, unspecified elbow is a billable ICD-10-CM diagnosis code M12.229. Excludes1 (not coded here): arthrosis M15-M19; cricoarytenoid arthropathy J38.7.
Official Tabular Instructional Notes
Sequencing, inclusion, and exclusion notes published for M12.229 in the official ICD-10-CM tabular list.
Excludes1 — Not Coded Here
Conditions that can never be reported with this code; the two are mutually exclusive.
- arthrosis M15-M19
- cricoarytenoid arthropathy J38.7
Frequently Asked Questions (FAQ) & Clinical Guidance
What can't be coded together with M12.229?
Per official ICD-10-CM Excludes1 instructions, M12.229 must not be reported together with: arthrosis (M15-M19); cricoarytenoid arthropathy (J38.7).
Nearest Codes in This Family
Official ICD-10-CM classifications closest to M12.229 in its code family, with their registry titles.
- M12 — Other and unspecified arthropathy
- M12.0 — Chronic postrheumatic arthropathy [Jaccoud]
- M12.00 — Chronic postrheumatic arthropathy [Jaccoud], unspecified site
- M12.01 — Chronic postrheumatic arthropathy [Jaccoud], shoulder
- M12.011 — Chronic postrheumatic arthropathy [Jaccoud], right shoulder
- M12.012 — Chronic postrheumatic arthropathy [Jaccoud], left shoulder
- M12.019 — Chronic postrheumatic arthropathy [Jaccoud], unspecified shoulder
- M12.02 — Chronic postrheumatic arthropathy [Jaccoud], elbow
- M12.021 — Chronic postrheumatic arthropathy [Jaccoud], right elbow
- M12.022 — Chronic postrheumatic arthropathy [Jaccoud], left elbow
View all 40 codes in the M12 family