Insurance protects us financially when accidents or disasters strike. But nothing stings more than a denied claim, especially when we’re counting on that support.

Many rejections happen because of avoidable mistakes. Simple oversights, like missing paperwork or misreporting details, can delay or cancel a claim entirely. Consulting professionals such as the skilled injury attorneys at O’Connor, Acciani & Levy can be of immense help in this regard.

Let’s break down the most common errors so that you can avoid them.

1. Failing to Disclose Relevant Information 

When applying for insurance, some people leave out important details—like pre-existing health conditions or past claims—thinking it will lower their premiums. This is a big mistake.

Insurance companies verify information when processing claims. They can legally deny your claim if they discover undisclosed facts that affect coverage. For example, not mentioning a previous back injury could void a current disability claim.

Always be completely honest when applying. Transparency helps insurers assess risk accurately and ensures your coverage remains valid when needed. A small omission today can cost you dearly later.

2. Missing Deadlines for Filing Claims 

Insurance policies have strict time limits for reporting incidents. If you wait too long, your claim could be denied automatically.

Many insurers require immediate notification of car accidents. Property damage claims often need to be filed within weeks, and health insurance may have deadlines for submitting medical bills.

These rules exist so insurers can investigate while the evidence is fresh. Mark your calendar with important dates, and submit paperwork promptly. A delay—even a few days—could leave you footing the bill.

3. Inaccurate or Incomplete Documentation

A claim is only as strong as its proof. Missing receipts, unsigned forms, or blurry photos can quickly derail the process.

For medical claims, keep itemized bills and doctor’s notes. Car accidents need police reports and repair estimates. Home damage requires before-and-after photos.

Organize everything before submitting. Double-check that forms are filled out completely. Insurers won’t chase you for missing details—they’ll just deny the claim. Good documentation speeds up approvals and prevents headaches.

4. Not Understanding Policy Exclusions

Many rejected claims happen because people assume they’re covered for things that aren’t included.

For example, standard homeowners’ insurance often excludes flood damage. Health plans may not cover experimental treatments. Auto policies might not pay for rideshare accidents. Always read the fine print before assuming coverage. Ask your agent to explain exclusions clearly. 

Knowing these gaps helps you avoid surprises and buy extra coverage if needed.

5. Exaggerating or Fabricating Claims

Stretching the truth to get a bigger payout is risky. Insurers have teams trained to spot fraud. Inflating repair costs or faking injuries can lead to denied claims, policy cancellations, or even legal trouble. Companies cross-check details with receipts, surveillance, and medical records.

Be honest about losses. It’s better to get a fair payout than nothing, or worse, a lawsuit.

6. Ignoring Follow-Ups or Provider Requirements

Insurers often require specific steps after filing a claim. Skip them, and your claim could be toast.

For injuries, this might mean seeing an approved doctor. Car repairs may require using certain shops. Adjusters may request interviews or inspections—miss those, and your claim stalls. Always respond quickly to requests. Keep records of all communications. Cooperation keeps the process moving and your claim valid.

Last Updated on June 11, 2026