What is the main function of electronic data interchange (EDI) in healthcare?

The main function of electronic data interchange (EDI) in healthcare is to allow both healthcare providers and payers to exchange common information required efficiently and accurately. EDI plays a crucial role in streamlining communication between different entities within the healthcare system. It supports the transfer of essential documents, such as claims, eligibility inquiries, and payment remittances, which are necessary for processing transactions and ensuring timely payments.

By utilizing standardized formats, EDI helps reduce errors related to manual data entry, speeds up the processing of claims, and enhances overall operational efficiency. This exchange of information not only leads to faster reimbursement but also helps in maintaining accurate records, thus benefiting both providers and payers in managing their workflows effectively.

The other options focus on aspects such as patient access to medical records, online appointment scheduling, and the handling of paper claims, which, while important, do not capture the fundamental purpose of EDI in the healthcare landscape.