Pharmacy Programs

BCBSIL utilizes Prime Therapeutics LLC as our pharmacy benefit manager to administer our pharmacy program to help contain rising drug costs and maintain and improve the quality of care delivered to members. 

Prime Therapeutics is responsible for:

  • Processing and paying Rx claims
  • Developing and maintaining the drug formulary
  • Contracting with pharmacy networks
  • Negotiating discounts and rebates from manufacturers

BCBSIL employs a number of industry-standard management strategies to ensure appropriate drug utilization and the use of cost-effective drug therapies. These strategies include:

  • Formulary management
  • Benefit design modeling
  • Specialty pharmacy benefits
  • Clinical programs and tools aimed at reducing inappropriate prescribing

All strategies and services are necessary to improve the value of our drug benefits, monitor drug safety and ultimately improve the health outcomes of our members. Please call the number on the member’s ID card for further assistance or clarification on your patient’s benefits, including the appropriate prescription drug list.


Prime Therapeutics LLC is a pharmacy benefit management company. Blue Cross and Blue Shield of Illinois contracts with Prime Therapeutics to provide pharmacy benefit management and other related services. Blue Cross and Blue Shield of Illinois, as well as other independent Blue Cross and Blue Shield Plans, has an ownership interest in Prime Therapeutics LLC.