The insurance company that denies the most claims depends heavily on the type of insurance you are referring to:
Allstate denied the most claims according to a Weiss Ratings study of 2024 data, with 50.9% of claims closed without payment by Allstate Vehicle & Property Insurance Co. and Allstate Insurance Co. at 49.8%. It was followed closely by USAA at 49.5%.
Popular Insurance Companies with the Most Complaints
California: Wawanesa. Central: Shelter. Florida: State Farm. Mid-Atlantic: Erie Insurance.
Nationally, USAA consistently receives the highest customer satisfaction ratings. However, because USAA policies are exclusively available to military members and their families, Amica Mutual and Erie Insurance are the top-rated national providers open to the general public.
Here's what we found:
Avoid making statements like, “I'm fine,” “It's not that bad,” or “I don't really need to see a doctor.” Insurance adjusters rely on your early descriptions to judge how seriously you are hurt, and any language about your pain not being that bad can be used against you in the future.
State Farm is the #1 insurance company in the U.S. overall by market share and direct premiums written. However, the top ranking depends on the specific category of insurance you are looking for.
When dealing with an insurance company, avoid over-explaining or volunteering unprompted details, as adjusters look for statements to minimize or deny payouts. Stick strictly to the facts, and never admit fault, guess about events, or downplay injuries, especially immediately after an accident.
Here is a list of companies with worst customer service:
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Common Reasons for Claim Denials
Transparency.
J.D. Power's 2026 Property Claims study ranks Amica, The Hartford, and Chubb as the top three insurance companies for home insurance claims satisfaction.
Warren Buffett does not personally sell insurance; rather, he views the insurance industry as the most vital business and "engine" driving the success of his conglomerate, Berkshire Hathaway. Buffett uses these companies to generate massive pools of "float"—customer premiums held before claims are paid—which he then invests to build his empire.
The insurance company that denies the most claims depends heavily on the type of insurance you are referring to:
State Farm is the overall number one insurance company in the U.S. based on property, casualty, and auto market share. However, the top insurer varies depending on the specific type of coverage you need.
Whether Blue Cross Blue Shield (BCBS) or UnitedHealthcare (UHC) is better depends on the specific plan, your location, and your healthcare needs. BCBS typically has a larger network and higher customer satisfaction, while UHC often features lower premiums and more zero-premium Medicare Advantage options.
Ben Feldman is universally recognized as the greatest life insurance salesman in history. Working for New York Life, he generated over $1.5 billion in sales throughout his 50-year career, primarily out of the small town of East Liverpool, Ohio.