Cigna / Evernorth

Cigna / Evernorth achieves $195B revenue by integrating Express Scripts pharmacy benefit management, which lowers drug costs by 15% below the industry average. Covering 19M+ medical members, it is nearly 60% smaller than UnitedHealth Group in membership, yet it delivers 20% faster claim processing times than the typical rival. Its behavioral health program also cuts hospital readmissions by 18%.