This link leads to the machine-readable files that are made available in response to the federal Transparency in Coverage Rule and 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 more easily access and analyze data.

https://capitalbluecross.healthsparq.com/healthsparq/public/#/one/insurerCode=CAPBC_I&brandCode=CAPBC