Which block on the CMS-1500 claim form should be completed for procedures, services, and supplies?

On the CMS-1500 claim form, Block 24D is designated for reporting procedures, services, and supplies provided to the patient. This block allows the healthcare provider to detail specific services rendered, including the associated Current Procedural Terminology (CPT) codes or Healthcare Common Procedure Coding System (HCPCS) codes.

The specificity of Block 24D is crucial because it directly informs insurers about the nature of the services provided, enabling them to process claims accurately. This block also includes details on modifiers, if applicable, which can further clarify the circumstances of the procedures, such as whether they were performed under special circumstances or represented a particular variation of a standard procedure.

In contrast, other blocks serve different purposes. For example, Block 24B is used for the place of service code, Block 33a is meant for the provider's signature or the name of the billing entity, and Block 28 is for accepting assignment of benefits if applicable. Each of these blocks plays a vital role in the claims process, but none serve the specific role of detailing the procedures, services, and supplies like Block 24D does.