Which classification system includes national codes for non-physician services?

The classification system that includes national codes for non-physician services is HCPCS Level II. This system was established specifically to provide standardized coding for healthcare procedures and services that are not covered by the Current Procedural Terminology (CPT) codes. HCPCS Level II codes are used for billing and coding various non-physician services such as durable medical equipment, prosthetics, and certain non-physician medical services and supplies.

The relevance of HCPCS Level II in the healthcare setting is significant as it helps in the uniform identification of products, solutions, and services prescribed or provided as part of patient care, especially within Medicare and Medicaid programs. This classification also allows for claims processing and reporting related to these services, thereby playing a critical role in the reimbursement cycle.

In contrast, the other classification systems mentioned have distinct purposes. The ICD (International Classification of Diseases) is primarily used for coding diagnoses and health conditions, while CPT (Current Procedural Terminology) focuses solely on procedures performed by healthcare providers, typically emphasizing physician services. DRG (Diagnosis-Related Group) is a system of classification that categorizes hospital cases into groups for the purpose of payment, mainly used for inpatient stays based on diagnoses and procedures. While these other classification systems are