California Code, Health and Safety Code - HSC § 1385.07

(b)(1) The contracted rates between a health care service plan and a provider shall be deemed confidential information that shall not be made public by the department and are exempt from disclosure under the California Public Records Act (Division 10 (commencing with Section 7920.000) of Title 1 of the Government Code). The contracted rates between a health care service plan and a provider shall not be disclosed by a health care service plan to a large group purchaser that receives information pursuant to Section 1385.10.

(2) The contracted rates between a health care service plan, including those submitted to the department pursuant to Section 1385.046, and a large group shall be deemed confidential information that shall not be made public by the department and are exempt from disclosure under the California Public Records Act (Division 10 (commencing with Section 7920.000) of Title 1 of the Government Code). Information provided to a large group purchaser pursuant to Section 1385.10 shall be deemed confidential information that shall not be made public by the department and shall be exempt from disclosure under the California Public Records Act (Division 10 (commencing with Section 7920.000) of Title 1 of the Government Code).

(1) Justifications for any unreasonable rate increases, including all information and supporting documentation as to why the rate increase is justified.

(2) A plan's overall annual medical trend factor assumptions in each rate filing for all benefits.

(3) A health care service plan's actual costs, by aggregate benefit category to include hospital inpatient, hospital outpatient, physician services, prescription drugs and other ancillary services, laboratory, and radiology.

(4) The amount of the projected trend attributable to the use of services, price inflation, or fees and risk for annual plan contract trends by aggregate benefit category, such as hospital inpatient, hospital outpatient, physician services, prescription drugs and other ancillary services, laboratory, and radiology.