In which section of the CMS-1500 is the carrier block located?

The carrier block on the CMS-1500 form is located in the upper right section. This area is designated for information about the insurance carrier, including the name and address of the insurance company that will process the claim.

This placement is crucial as it allows quick visibility for insurance carriers when they process the claim. The upper right section is standard across all CMS-1500 forms, ensuring consistency in how claims are submitted and reviewed, which ultimately facilitates efficient processing and reduces the chances of errors or delays. Understanding where to find key information like the carrier block is essential for accurate and effective billing practices in a physician's office.