How is primary vs secondary payer order determined and documented on the CMS-1500?

How is primary vs secondary payer order determined and documented on the CMS-1500?

• A. The payer order is set by the insurer.
• B. The order is set by the patient’s employer.
• C. The form includes fields to indicate which payer is primary and which is secondary.
• D. There is no field for payer order.

Answer: (C)