Top 200 Level I CPT Codes Ranked by Charges Reports

The Top 200 Level I CPT Codes Ranked by Charges reports list the 200 most expensive Level I Current Procedural Terminology (CPT) codes billed to Medicare Part B in a given year, ranked by total allowed charges. Level I CPT codes are five‑digit numeric codes used to report physician services and outpatient procedures (such as surgeries, imaging, and therapeutic services). The report highlights which services account for the highest Medicare Part B spending based on charges, offering insight into major cost drivers in outpatient care and helping researchers and policymakers analyze utilization and payment patterns for commonly billed physician and outpatient procedures.