The link above leads to machine-readable files available in response to the Federal Transparency In Coverage Rule. It includes negotiated service rates and out-of-network allowed amounts between health plans and healthcare providers. The machine-readable files are formatted to allow researchers, regulators, and application developers to access and analyze data more easily.
Please note that prior to 7/1/2022, this link will take you to the home page of Cigna.com, and will access the Machine-Readable Files page after that date.