Top 10 Health Insurance Companies in the United States (2025)
Choosing the right health insurance provider is crucial for ensuring financial security and access to quality healthcare. In this article, we’ll explore the top 10 health insurance companies in the USA, their offerings, contact details, and why they stand out in the industry.
1. UnitedHealthcare
Address: 9900 Bren Road East, Minnetonka, MN 55343
Website: www.unitedhealthcare.com
Contact: 1-877-699-7080
UnitedHealthcare is the largest health insurer in the U.S., offering a wide range of plans, including employer-sponsored, Medicare, and Medicaid. Known for its extensive network and innovative digital tools, it’s a top choice for individuals and families.
2. Anthem (Elevance Health)
Address: 220 Virginia Avenue, Indianapolis, IN 46204
Website: www.anthem.com
Contact: 1-800-337-3630
Anthem operates under Elevance Health and provides Blue Cross Blue Shield plans in 14 states. It’s renowned for its customer service and comprehensive coverage options, including mental health and wellness programs.
3. Kaiser Permanente
Address: 1 Kaiser Plaza, Oakland, CA 94612
Website: www.kp.org
Contact: 1-800-464-4000
Kaiser Permanente is a leader in integrated healthcare, combining insurance with its own hospitals and clinics. It excels in preventive care and has high customer satisfaction ratings, especially in California and the Pacific Northwest.
4. Aetna (CVS Health)
Address: 151 Farmington Avenue, Hartford, CT 06156
Website: www.aetna.com
Contact: 1-800-872-3862
Aetna, now part of CVS Health, offers Medicare, Medicaid, and employer-sponsored plans. Its partnership with CVS MinuteClinics provides convenient access to care, making it a popular choice for holistic health solutions.
5. Humana
Address: 500 West Main Street, Louisville, KY 40202
Website: www.humana.com
Contact: 1-800-457-4708
Humana specializes in Medicare Advantage plans and is a top pick for seniors. It also offers dental, vision, and wellness programs, with a strong focus on chronic condition management.
6. Cigna
Address: 900 Cottage Grove Road, Bloomfield, CT 06002
Website: www.cigna.com
Contact: 1-800-997-1654
Cigna is a global health service company offering employer-sponsored plans, Medicare, and international coverage. It’s praised for its mental health support and telehealth services.
7. Blue Cross Blue Shield (BCBS)
Address: Varies by state (e.g., BCBS of Illinois: 300 E. Randolph Street, Chicago, IL 60601)
Website: www.bcbs.com
Contact: Varies by state
BCBS is a federation of 35 independent companies, providing localized coverage nationwide. It’s known for its broad network and customizable plans, making it a reliable choice for many Americans.
8. Molina Healthcare
Address: 200 Oceangate, Long Beach, CA 90802
Website: www.molinahealthcare.com
Contact: 1-866-449-6849
Molina focuses on government-sponsored programs like Medicaid and Medicare. It’s a top provider for low-income families, offering affordable plans with robust community support.
9. Centene Corporation
Address: 7700 Forsyth Boulevard, St. Louis, MO 63105
Website: www.centene.com
Contact: 1-800-225-2573
Centene specializes in Medicaid, Medicare, and marketplace plans. It’s a leader in serving underserved populations, with a strong emphasis on preventive care and affordability.
10. Oscar Health
Address: 75 Varick Street, New York, NY 10013
Website: www.hioscar.com
Contact: 1-855-672-2755
Oscar Health is a tech-driven insurer offering user-friendly plans through the ACA marketplace. Its app-based services and transparent pricing make it a favorite among younger, tech-savvy consumers.
Conclusion
Selecting the right health insurance provider depends on your needs, budget, and location. The companies listed above are industry leaders, each with unique strengths. Compare their offerings to find the best fit for you and your family.
Need help choosing? Consult a licensed insurance agent or visit the official websites for personalized quotes.