Which health insurance company denies the most claims in the USA?

Asked by: Melyna Oberbrunner  |  Last update: September 3, 2025
Score: 4.4/5 (23 votes)

According to personal finance website ValuePenguin – which used federal data from 2022 to compile in-network claim denial rates by companies offering plans on at least some Affordable Care Act exchanges – UnitedHealthcare denied nearly one-third of claims, topping the list.

What health insurance denies the most claims?

UnitedHealthcare is the worst major health insurance company for paying claims with about one-third of claims denied. Kaiser Permanente is the best major health insurance company for paying claims, denying only 6% of medical bills.

Which insurance company has the most complaints?

The auto insurance company with the most complaints is United Automobile Insurance, which receives roughly 40 times more complaints than the average insurer its size, according to the latest NAIC complaint index.

Who is the most trusted insurance company?

Best car insurance companies
  • Best for customer satisfaction: Erie Insurance.
  • Best for seniors: Nationwide.
  • Best for liability insurance: Auto-Owners.
  • Best for claims filing : State Farm.
  • Best for bundling: American Family.
  • Best for accident forgiveness: Progressive.
  • Best for military members and veterans: USAA.

Who is the number 1 healthcare company in USA?

1. UnitedHealth Group (UNH) UnitedHealth Group holds its position at the forefront of the healthcare sector, pushing the boundaries of digital and personalized care.

UnitedHealthcare Denies More Claims Than Other Insurers — Angering Patients And Health Systems

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Which health insurance company has the highest customer satisfaction?

Kaiser Permanente is the top health insurer in the nation for affordability, customer satisfaction, and trustworthiness, according to Insure.com. Insure.com uses industry data and consumer feedback to rate health insurance companies.

Who is the best health insurance company?

Investopedia's analysis ranks Kaiser Permanente as the best health insurance company for 2025 because of its blend of affordability and low customer complaints. UnitedHealthcare and Aetna also earned top marks. We evaluated nine insurers using dozens of criteria, such as customer satisfaction, plan types, and costs.

What state has the highest insurance claims?

California, Florida, and Texas take the top spots as the states with the most home insurance losses between 2015 and 2019 — not surprising given the natural disasters these states are prone to.

Why do health insurance companies deny claims?

There are a variety of reasons your claim wasn't approved: it might not be covered by your insurance in the first place, it's not considered medically necessary, you needed to get prior authorization or your physician wasn't in the insurer's network, McBride said.

Which state has 100% of their complaints come from claims?

While 100% of complaints in Vermont were about claims, 79% of the complaints lodged in Maryland were related to policy cost and cancellations. California was the state with the most home and auto insurance complaints, recording 772 complaints in 2019 – most of which were related to unsatisfactory settlements or offers.

What is the biggest insurance company to fail in America?

Executive Life Insurance Company is regarded to be the biggest bankruptcy of an insurance company in the United States in the course of recent years. Based in California, the life company had to file for bankruptcy in 1991 following disastrous investments in junk bonds.

What insurances are not recommended?

15 Insurance Policies You Don't Need
  • Private Mortgage Insurance. ...
  • Extended Warranties. ...
  • Automobile Collision Insurance. ...
  • Rental Car Insurance. ...
  • Car Rental Damage Insurance. ...
  • Flight Insurance. ...
  • Water Line Coverage. ...
  • Life Insurance for Children.

Does Aetna deny a lot of claims?

In the same year, Medicare denied 6.85% of its claims. One year later, AMA reported that all the surveyed insurers were denying fewer claims: Aetna's denial rate was down to 1.81%, Anthem BCBS reduced its rate to 4.34%, and private insurers overall were down to 2.79%, while Medicare denied only 4% of claims.

How many claims before State Farm drops you?

Insurers, like State Farm or GEICO, do not have a fixed number of claims that automatically lead to policy cancellation. This is more likely to happen if you have three or more claims, a record of DUI, at-fault car accidents with high bodily injury and property damage costs and other traffic violations.

What is the number one insurance company in the US?

State Farm is the largest auto insurance company in the U.S. based on written premium, or the total amount it bills customers. Progressive is the second-largest car insurance company, followed by Geico and Allstate.

Who has the best healthcare in the US?

  • Hawaii. #1 in Health Care. #34 in Best States Overall. ...
  • Massachusetts. #2 in Health Care. #10 in Best States Overall. ...
  • Connecticut. #3 in Health Care. #20 in Best States Overall. ...
  • New Jersey. #4 in Health Care. ...
  • Rhode Island. #5 in Health Care. ...
  • California. #6 in Health Care. ...
  • Maryland. #7 in Health Care. ...
  • New York. #8 in Health Care.

What's better, PPO or HMO?

HMO plans typically have lower monthly premiums. You can also expect to pay less out of pocket. PPOs tend to have higher monthly premiums in exchange for the flexibility to use providers both in and out of network without a referral.

Which insurance company has the fewest complaints?

Why it's the best: American Family received the lowest number of customer complaints to state regulators relative to a company of its size among the companies in this list. This insurer stands out thanks to its wide variety of coverage options and discounts, as well as its accident forgiveness offerings.

What is a disadvantage of choosing Kaiser?

Limited plan types: Kaiser offers mostly HMO plans, so most members must work within Kaiser's network of medical providers. Low member experience ratings: Kaiser's member experience ratings, including customer service and getting needed care, are lower than most major providers.

What is the most trusted healthcare brand?

Here are the top 30 most trusted health system brands of the more than 200 that were evaluated:
  • Mayo Clinic.
  • Johns Hopkins Medicine (Baltimore)
  • Houston Methodist.
  • Emory Healthcare (Atlanta)
  • UCLA Health (Los Angeles)
  • Cedars-Sinai (Los Angeles)
  • UAB Medicine (Birmingham, Ala.)
  • Memorial Hermann Health System (Houston)

What is the most widely accepted health insurance?

At the national level, the 10 largest health insurers by market share were: 1. UnitedHealth Group (14%), 2.

What hospital is ranked 1 in us?

Mayo Clinic is top-ranked in more specialties than any other hospital and has been recognized as an Honor Roll member according to U.S. News & World Report's 2024-2025 "Best Hospitals" rankings.