California Code, Health and Safety Code - HSC § 1385.001

For the purposes of this article, “pharmacy benefit manager” means a person, business, or other entity that, pursuant to a contract with a health care service plan, manages the prescription drug coverage provided by the health care service plan, including, but not limited to, the processing and payment of claims for prescription drugs, the performance of drug utilization review, the processing of drug prior authorization requests, the adjudication of appeals or grievances related to prescription drug coverage, contracting with network pharmacies, and controlling the cost of covered prescription drugs. This definition shall not include a health care service plan licensed under this chapter or any individual employee of a health care service plan or its contracted provider, as defined in subdivision (i) of Section 1345, performing the services described in this section.