Aetna Inc. is an American managed health care company that sells traditional and consumer directed health care insurance and related services, such as medical, pharmaceutical, dental, behavioral health, long-term care, and disability plans, primarily through employer-paid insurance and benefit programs, and through Medicare. Since November 28, 2018, the company has been a subsidiary of CVS Health.
The Cigna Group is an American multinational for-profit managed healthcare and insurance company based in Bloomfield, Connecticut. Its insurance subsidiaries are major providers of medical, dental, disability, life and accident insurance and related products and services, the majority of which are offered through employers and other groups. Cigna is incorporated in Delaware.
Humana Inc. is an American for-profit health insurance company based in Louisville, Kentucky. In 2023, the company ranked 42 on the Fortune 500 list, which made it the highest ranked company based in Kentucky. It is the fourth largest health insurance provider in the U.S.
Health Net, LLC, a subsidiary of Centene, is an American health care insurance provider. Health Net and its subsidiaries provide health plans for individuals, families, businesses and people with Medicare and Medicaid, as well as commercial, small business, and affordable care insurance.
The term managed care or managed healthcare is used in the United States to describe a group of activities intended to reduce the cost of providing health care and providing American health insurance while improving the quality of that care. It has become the predominant system of delivering and receiving American health care since its implementation in the early 1980s, and has been largely unaffected by the Affordable Care Act of 2010.
...intended to reduce unnecessary health care costs through a variety of mechanisms, including: economic incentives for physicians and patients to select less costly forms of care; programs for reviewing the medical necessity of specific services; increased beneficiary cost sharing; controls on inpatient admissions and lengths of stay; the establishment of cost-sharing incentives for outpatient surgery; selective contracting with health care providers; and the intensive management of high-cost health care cases. The programs may be provided in a variety of settings, such as Health Maintenance Organizations and Preferred Provider Organizations.
Coventry Health Care, Inc. was a health insurer in the United States. It had 3.7 million medical members, 1.5 million Medicare Part D members, and 900,000 Medicaid members. In May 2013, the company was acquired by Aetna for $5.7 billion.
UnitedHealth Group Incorporated is an American multinational for-profit company specializing in health insurance and health care services based in Minnetonka, Minnesota. Selling insurance products under UnitedHealthcare, and health care services under the Optum brand, it is the world's ninth-largest company by revenue and the largest health care company by revenue.
Express Scripts Holding Company is a pharmacy benefit management (PBM) organization. In 2017 it was the 22nd-largest company in the United States by total revenue as well as the largest pharmacy benefit management (PBM) organization in the United States. Express Scripts had 2016 revenues of $100.752 billion. Since December 20, 2018, the company has been a direct subsidiary of Bloomfield, Connecticut-based Cigna.
Centene Corporation is an American for-profit healthcare company based in St. Louis, Missouri, which is an intermediary for government-sponsored and privately insured healthcare programs. Centene ranked No. 25 on the 2023 Fortune 500.
eHealth, Inc., doing business as eHealthInsurance, is a publicly traded online marketplace for health insurance, organized in Delaware and based in Santa Clara, California. The company primarily provides plans related to Medicare such as prescription drug plans, Medigap, and Medicare Advantage plans. The company also sells individual plans, competing with health insurance marketplaces. The company sells plans in all 50 U.S. states and the District of Columbia from 170 health insurance carriers. Its large staff of licensed agents assist consumers with little or no computer experience with their online enrollments.
CVS Health Corporation is an American for-profit healthcare company that owns CVS Pharmacy, a retail pharmacy chain; CVS Caremark, a pharmacy benefits manager; and Aetna, a health insurance provider, among many other brands. The company is the world's second largest healthcare company, behind UnitedHealth Group. In 2023, the company was ranked 64th in the Forbes Global 2000.
Guidehouse, Inc. is an American consulting firm for businesses and government entities. It is the successor to PricewaterhouseCoopers LLP’s public sector business and it was acquired in 2018 by Veritas. The head office is in Tysons, Virginia.
Molina Healthcare, Inc. is a managed care company headquartered in Long Beach, California, United States. The company provides health insurance to individuals through government programs such as Medicaid and Medicare.
Elevance Health, Inc. is an American for-profit health insurance provider. Prior to June 2022, Elevance Health was named Anthem, Inc. The company's services include medical, pharmaceutical, dental, behavioral health, long-term care, and disability plans through affiliated companies such as Anthem Blue Cross and Blue Shield, Anthem Blue Cross in California, Wellpoint, and Carelon. It is the largest for-profit managed health care company in the Blue Cross Blue Shield Association. As of 2022, the company had 46.8 million members within its affiliated companies' health plans.
Fidelis Care is a New York-based health insurance company formed in 1993.
DaVita Inc. provides kidney dialysis services through a network of 2,675 outpatient centers in the United States, serving 200,800 patients, and 367 outpatient centers in 11 other countries serving 49,400 patients. The company primarily treats end-stage renal disease (ESRD), which requires patients to undergo kidney dialysis 3 times per week for the rest of their lives unless they receive a kidney transplant via organ donation. The company has a 37% market share in the U.S. dialysis market. It is organized in Delaware and based in Denver.
Bright Health Group, Inc. is an American health insurance company based in Minneapolis, Minnesota.
Kiran C. Patel is a Zambian-born Indian American philanthropist, serial entrepreneur, hotelier and cardiologist.
ZoomCare is a Portland, Oregon-based chain of health care clinics. The company has 37 clinics in the U.S. states of Oregon and Washington, as of December 2018.
US$17.007 billion(2017) [1] 
US$469 million(2017) [1] 
