UnitedHealthcare offers a wide range of health benefit programs in the United States, serving individuals, employers, and Medicare and Medicaid beneficiaries. They have contracts with over 1.3 million physicians and care professionals, as well as 6,500 hospitals and care facilities nationwide. The company also operates health care facilities in South America. UnitedHealthcare is part of UnitedHealth Group, the largest health carrier in the US, and is committed to improving the quality and effectiveness of health care, enhancing access to health benefits, and making health care more affordable through innovative products and services. They have a nationwide network of physicians, dentists, and hospitals, and their pharmaceutical management programs provide affordable access to drugs for millions of people. UnitedHealth Group has made significant investments in research, technology, and business process improvements to improve care delivery and administration across the industry.