CDT D2150: Amalgam Restoration, Two Surfaces
CDT code D2150 denotes a two-surface amalgam restoration for primary or permanent teeth, a common restorative dental procedure. Nationally, this code is important for tracking utilization of amalgam restorations versus alternative materials, budgeting dental benefits, and ensuring accurate claims processing across commercial plans. Major commercial payers in scope include Aetna, Blue Cross Blue Shield, Cigna Health, and UnitedHealthcare.
Readers will learn what the code signifies clinically and administratively, typical settings where the service is delivered, and how it maps to related restorative codes for one- and three-surface amalgam restorations and comparable composite restorations. The publication outlines common ICD-10 diagnostic reasons that justify use of the code, highlights modifiers seen with the procedure, and identifies relevant dental provider taxonomies. It also summarizes payer coverage context and what elements claims reviewers commonly evaluate for this service. Where input data is missing for specific service-line metadata, the report notes "Data not available in the input." The content is intended to help billing professionals, dental administrators, and policy analysts understand the clinical definition, coding relationships, and payer coverage landscape for CDT code D2150 in a national context.
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Billing Code Overview
CDT code D2150 represents Amalgam restoration involving two surfaces in either primary or permanent teeth. This procedure is classified under Dentistry services and typically occurs in a dental office (POS 11). The code denotes placement of an amalgam (silver) filling that restores two surfaces of a tooth.
National Reimbursement Benchmarks
National mean rates show that BUCA (average commercial) at $73.74 sits between typical commercial payers and the higher-paying Blue Cross Blue Shield and UnitedHealthcare. Medicare data is not available in the input, so a direct numeric comparison between Medicare and BUCA cannot be provided; the table and chart below present the full breakdown of available payer means and percentiles.
Rate dispersion (P75 minus P25) varies across payers: Blue Cross Blue Shield and UnitedHealthcare exhibit wider spreads (P75−P25 of $38.75 and $26.50 respectively), indicating greater variability among providers, while Cigna Health and Aetna are relatively tighter (P75−P25 of $16.00 and $12.67 respectively). BUCA shows a moderate spread (P75−P25 of $44.00). The table and chart below present the full breakdown.