This Comparative Billing Report (CBR) focuses on physicians who submit claims for Controlled Substances and Drugs of Abuse Presumptive test Services for CPT® codes 80305-80307, as well as Definitive drug testing services for HCPCS codes G0480-G0483, and G0659. CBR information is one of the many tools used to assist individual providers to become proactive in addressing potential billing issues and performing internal audits to ensure compliance with Medicare coverage guidelines. For your personalized Controlled Substances and Drugs of Abuse Lab Screening Services codes eCBR results Logon to eServices. The metrics reviewed in this CBR describe your utilization patterns for Presumptive and Definitive tests with comparisons done to peers with the same specialty in the state and the jurisdiction (VA, WV, NC, SC). This report is an analysis of Medicare Part B claims extracted from the Palmetto GBA data warehouse.