Why is it important to know specific insurance plan details when filling out the CMS-1500?

Understanding specific insurance plan details is crucial when filling out the CMS-1500 because it ensures compliance with the coverage requirements set forth by the insurance provider. Each insurance plan has distinct rules about what services are covered and what documentation must accompany a claim to receive reimbursement. Knowing these details allows the healthcare provider to accurately report the services rendered and align with the plan's guidelines. This not only increases the likelihood of a successful claim processing but also avoids delays that could arise from submitting incomplete or incorrect information. Thus, being well-informed about the specifics of each insurance plan is integral to the billing process and helps to secure payment for services provided.