What does box 11 of the CMS-1500 form signify?

Box 11 of the CMS-1500 form is designated for indicating the insured's policy or group number. This box is specifically used to identify the insurance policy details pertinent to the individual receiving medical services. By entering the policy or group number, healthcare providers ensure that the submission of the claim is directed to the correct insurance plan and that the payment process is streamlined.

This information is vital as it allows the insurance company to easily reference the individual’s specific coverage, verifying benefits and coordinating payments. Understanding the role of each box on the CMS-1500 form, including box 11, enhances the accuracy of claim submissions and reduces the likelihood of delays due to missing or incorrect data.