Healthcare provider claims the service charges to payers. The actual claim process begins when the patient gets the service; from that day to within a year is the limit for timely filing. But even after claiming within the time, an insurance denied claim occurs. This is dealt with by healthcare denials management. There are many common reasons for insurance companies to refuse to pay.
This article will cover almost every aspect of why insurance companies deny claims and how to address the increasing number of denial cases. Additionally, if our claims are denied, we can appeal them or not.
Why Would Insurance Deny a Claim
It is the responsibility of insurance companies to pay their share of charges on time. Unfortunately, the medical denials delay the payment process and take up a lot of time. When we examine this matter, ranging from minor to major, we find plenty of reasons for it.
However, looking at the denial history, medical billing mistakes are the primary cause. Generally, hospitals have a claims denial management team that takes immediate action against denials and attempts to settle them promptly.
Can insurance deny a claim after approval?
It is rare in medical billing, but yes, it can happen. For example, initially, your claim is accepted, but after thorough research into payment policies, some insurance companies find you guilty of fraud or determine that the claim is not in accordance with the specific policies and terms, resulting in an insurance claim denial.
The difference between rejection and denial in medical billing
Billions of claims have been rejected or denied over the past several years, which has automatically slowed account settlement and affected the net collection rate. Claims denial rate. There are two levels of rejection in medical billing: one is a soft rejection, and the other is a hard rejection. There is a clear difference between denial and rejection in medical billing. Let’s overlook the differences.
| Insurance Rejected Claim | Reasons of Claim Rejection | Insurance Denied Claim |
| A rejected claim means your claim is not reviewed due to significant issues. | Not signing a form or not using the updated form. | Payers review your claim, but deny paying the amount you claimed. |
| A rejected claim means fix the problem and send it back so they can process it. | Improper case filing, lack of any document or information of service that is provided. | You lost your fee; it will not be reimbursed. |
| It will not cost money, but it will waste some of your time. | Sending the wrong amount of the fee. | You can refile or appeal the decision, but keep in mind that they will not send your application back. |
We already discussed the reason that caused the claim rejection. The paragraph below will thoroughly expose the reasons for claim denial.
Reasons for Insurance Denied Claim
The claims denial rate is getting high, which is why it is challenging to balance the net collection against the gross amount. Reported medical claim denials include,
Policy exclusion (CO-96 or CO-109): Every insurance policy has different limitations. Your medical insurance may not cover the specific treatment that you are claiming for. This happens when patients are not fully aware of the terms of their insurance contract.
Missing premium payments: it is a primary and apparent reason for denial. If the premium payments are not completed, then denial happens.
These are significant issues that are clear reasons for claim denials in medical billing. Besides this, we have a list of problems that can lead to healthcare claim denials.
Most Common Denials in Medical Billing
Insurance companies are supposed to cover the costs of medical treatment, but each has its own limitations. Specifically, private insurance works with a specific medical group. But both federal and private insurance claim has the same common medical billing errors, which are;
- Insufficient medical treatment CO-11: The insurance company can deny the claim if it believes the treatment was not necessary for the patient’s health.
- Flawed information CO-16: Incorrect or missing patient information, including name, service provided date, etc, in the claim form, is a common denial in medical billing. But it can be solved by using an electronic claim.
- Prior authorization: Some services need prior approval. If the therapy or surgery is completed before the authorization, the claim will not be entertained by insurance. The patient bears the fee out of pocket.
- Duplicate claims CO-18: duplicate claims slow the payment process, and sending the same bill multiple times can lead to an insurance denied claim. It occurs due to a lack of attention before submitting a claim.
- Submitting a claim after the filing deadline (CO-29): healthcare payers follow a specific timeline to accept the claim. Filing after the deadline is considered a sure denial in medical billing.
- Lack of documentation: claiming with incomplete documents, such as a copy of the prescription, provided service information, claim application, etc.
These are among the most common denial codes in medical billing, including CO-15 and CO-45. But what to do if insurance denies the claim? Once the claim is in your system, you should take quick action to resolve this inconvenience and smooth the credit process. Let’s see what to do when health insurance claim denial rates are exaggerated.
What to Do When an Insurance Denies a Claim
The fundamental approach in managing denials is to act as quickly as possible. For this, a trained professional team is crucial to solve denial issues within days, so the payment cycle continues. How to fight insurance claim denial? Resolving denials is vital for financial health. For this purpose, the Star Billing solution offers customized billing solutions to prevent common medical billing errors and an expert denial management team that efficiently manages cash flow and prioritizes your high-value denial cases.
Role of Denial Management in Medical Billing
Denied medical insurance claims can pile up if not addressed. To reduce administrative pressure, providers rely on denial management and medical billing collections. Healthcare claims denial management involves analyzing the case and resolving issues to obtain claim approval. Let’s know more about how denial management solves denial issues and what strategies are effective for it.
Denial Management Process for Medical Billing
The denial process in medical billing takes a few days. But fortunately, attentive front-end denial management can resolve it quickly by following the procedure.
- Examine denial reasons
- Analyse denial through software is more efficient
- Prioritize high-value claims to recover as much as possible
- Prepare a strong appeal, including valid evidence
- File appeal

Last but not least, keep trying to stay connected with pairs through meetings and calls to make progress so that your appeal is kept in mind and worked on.
What Denial Management Strategies are Effective for Revenue
The benchmark net collection rate is 95% but insurance denied claims cause providers to lose more than 7% of their revenue, which adds up significantly when calculated annually or per billing cycle. This can’t be ignored, for the reason of denial management solutions, some strategies we can follow are listed below,
- Double-check the information before submitting the claim
- Use electronic claims; it’s best for proofing
- Follow automatic reminders for prior authorization to reduce delays.
- Use the latest medical billing software and tools to be updated with the times.
These are best practices to reduce claim denials in healthcare. In addition, take advantage of Star Billing Solution’s expert RCM denial management services to ensure accurate claims and reduce administrative burden. We also generate a report and update the status to the provider for a better experience.
How to Appeal Insurance Claim Denial
Appeal insurance claim denial quickly after the payer’s rejection of paying money for the services you provided. You have the right to claim, but don’t waste time, as it will delay the procedure. On this matter, an appeal option is still available for medical billing claim denials. By following these guidelines, you can increase the chances of appeal approval.
- Stay up to date: always check your payer’s guidelines, form updates, timely filing limits on their websites, and other accounts. This will help avoid more denials.
- Follow up on the appeal deadline so that you can submit within the duration. For better practice, always appeal instantly after an insurance-denied claim.
- Send an appeal through a medium that provides a receipt or proof of submission. For this, electronic claims and electronic appeals are the best option.
- Keep a copy of each record of appeal.
You will get an acceptance letter within a week. If it does not happen, then contact the insurance company for further details and procedures.
Insurance Claim Denial Letter Sample
Here we are sharing a claim denial letter sample to understand the niche of a formal medical appeal.
Conclusion
Insurance denied claims happen, and we can not stop them anyway, but we can reduce them by following some practical strategies. It will not only motivate providers to see that their efforts in the medical field pay off, but also sustain their financial condition. But if your claims are denied or rejected, don’t get disappointed; instead, respond quickly to payers by providing substantial evidence to clear the issue.