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22634 Arthrd cmbn 1ntrspc each additional

Surgery +Add-on

Also known as: Combined fusion add-on, Additional 360-degree fusion

Arthrodesis, posterior or posterolateral combined with anterior/anterolateral approach, lumbar; each additional interspaces.

Clinical Context

Add-on code for multi-level combined anterior-posterior lumbar fusion; used when extensive fusion needed for complex deformity or instability.

RVU Breakdown

Work RVU7.76
Practice Expense RVU2.61
Malpractice RVU2.58
Total RVU12.95

Est. Medicare Payment

$432.53

National estimate based on 2026 CMS PFS Conversion Factor ($33.40). Actual payment varies by locality (GPCI adjustment).

Specialties

Spine SurgeryOrthopedic Surgery

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CPT® is a registered trademark of the American Medical Association. Data sourced from CMS Physician Fee Schedule RVU26A. Descriptions, synonyms, and clinical context are original content by RVU Edge.