The world’s biggest healthcare companies in 2018

McKesson Corporation, the world’s biggest healthcare company by revenue, provides a range of pharmaceutical services to the hospital and non-hospital market. Image courtesy of Adriaan Bloem.



  • McKesson Corporation
  • UnitedHealthcare
  • CVS Health
  • AmerisourceBergen Corporation
  • Cardinal Health
  • Express Scripts Holding
  • Anthem Inc
  • Kaiser Permanente
  • Aetna Inc
  • Humana