UnitedHealth Group Inc. UNH

What this company does

UnitedHealth Group operates in markets across health care benefits and health care services. As of December 31, 2025, it had more than 390,000 employees, of whom nearly 165,000 were clinical professionals. Premium revenues from the Centers for Medicare & Medicaid Services represented 44% of total consolidated revenues for the year ended December 31, 2025. It reports four segments: Optum Health, Optum Insight, Optum Rx and UnitedHealthcare, the last of which takes in the Employer & Individual, Medicare & Retirement and Community & State businesses. Optum Health delivers care addressing the physical, mental, social and financial well-being of 95 million consumers and serves more than 100 health payer partners. Optum Insight offers data, analytics, research, consulting, technology and managed services solutions. Optum Rx provides pharmacy care services through a network of approximately 64,000 retail pharmacies, through home delivery, specialty and community health pharmacies, and through in-home and community-based infusion services. As of December 31, 2025, UnitedHealthcare enrolled 10.4 million people in the Medicare Part D programs, including 2.8 million individuals in stand-alone Medicare Part D plans.

Written from the business description in UNITEDHEALTH GROUP INC's annual report to the U.S. Securities and Exchange Commission, filed 2 March 2026. Every sentence was checked against that document before publication.