Which coding methodology is primarily used for billing physician services?

The Current Procedural Terminology (CPT) coding methodology is primarily used for billing physician services as it specifically focuses on the procedures and services provided by healthcare professionals. The CPT codes are detailed and standardized numeric codes that identify a wide range of healthcare services, including evaluation and management services, surgical procedures, and diagnostic tests. This specificity makes CPT essential for ensuring accurate billing and reimbursement for services rendered by physicians.

Using CPT codes, healthcare providers can communicate effectively with payers regarding the services provided, which facilitates proper reimbursement for those services. Unlike ICD coding, which is designed primarily for diagnosing diseases and conditions, CPT codes are focused on the actions taken during patient visits. Similarly, the Healthcare Common Procedure Coding System (HCPCS) contains codes for services, supplies, and products that may not be included in CPT coding, but it is not the primary methodology for physician services alone. Systematized Nomenclature of Medicine (SNOMED) is a comprehensive clinical terminology used primarily for electronic health records rather than for billing purposes. Thus, CPT is the most relevant methodology when it comes to billing for physician services.