CPT 84520 — Assay of urea nitrogen (2026 RVU Values)
CPT code 84520 (Assay of urea nitrogen) is published in the 2026 CMS Physician Fee Schedule. Use this page as a reference for billing, productivity tracking, and compensation modeling.
CPT code 84520 (Assay of urea nitrogen) is published in the 2026 CMS Physician Fee Schedule. Use this page as a reference for billing, productivity tracking, and compensation modeling.