Common Medical Billing Errors: How to Avoid Them?

Common Medical Billing Errors and How to Avoid Them
  • Avatar photo Victor Bala
  • Mar 24 2025
  • Reading Time: 8 minutes.

Medical billing is a necessary function of healthcare management within an invoicing system. It ensures that healthcare practitioners receive their payments for services offered in a timely and accurate manner. However, errors in medical billing can result in unpaid invoices, compliance issues, or even the denial of claims. In order for healthcare practitioners to sustain a positive revenue cycle, we will provide tips on medical billing accuracy and look at some of the common errors in billing. Therefore, any discrepancies may lead to denied claims, necessitating revision and resubmission.

Incorrect Patient Details

One of the most common frequent claim denial reasons is incorrect patient information. Errors like a patient’s date of birth being a year off, their name being misspelled, or their insurance policy number being out of date can result in claim denial. Insurers rely on precise information to determine patient eligibility, and their coverage insurance claims will not be processed if there are errors within such purposes.

How to avoid it?

To ensure accuracy for such information, patients should provide copies of their identification cards along with their insurance cards that need to be scanned with claim forms.

Patients are able to change personal information and insurance providers or undergo policy changes that would impact their coverage services.

Before submitting claims, a rapid verification system checks for discrepancies during each visit.

EHR systems reduce manual entry error by auto-populating patient details from previous visits, thus eliminating such errors from occurring.

Errors in Coding

To ensure proper invoicing, medical codes (ICD-10, CPT, and HCPCS) have to be accurate. Compliance risk and revenue loss can arise from both upcoding (billing for more expensive services than what were actually rendered) and undercoding (not billing for all rendered services).

Methods to Prevent It:

Always update the staff training on the latest coding standards.

Hire certified medical coders or purchase coding software.

Conduct periodic examinations to check for accuracy in the coding.

Duplicate Billing

When an insurance company receives the same claim more than once, it must deny it. This practice can also lead to fraudulent investigations.

How to Prevent It:

Use billing software that includes flags for duplicate claims to prevent unintentional resubmissions.

Many electronic health records (EHR) and practice management systems have forms designed to eliminate duplicate submissions before entry.

Educate billing staff on the importance of checking the claim history before charging a claim again.

Implement a clear-cut system where employees must check the status of claims before new ones are processed.

Missing or Incorrect Documentation

Insurance providers need complete documentation if they are to authenticate billed services. Poor documentation, including further lack of medical records, could lead to claim denials.

Every claim comes with a set of requirements that justify the need for treatment or procedures performed and therefore requires comprehensive medical records.

Clinical notes supporting procedures performed along with procedure codes (CPT/HCPCS) and diagnosis codes (ICD-10) must be correctly aligned.

Create a simple but efficient workstation checklist for invoicing personnel to use in carrying out scans for certain criteria within a claim before submission.

Make sure to record all necessary information, including patient and provider details, service dates, and medical necessity documentation.

Detailed notes concerning the rendered services, diagnoses, and treatment plans should be captured by physicians and other medical staff.

Encouraging timely documentation of services is advisable to mitigate probable errors that would stem from partially missing memories of the services rendered.

Submissions are failing because the wrong payer is being billed.

Account creations in response to numerous changes within and outside an organization can prove confusing, therefore resulting in billing unaccounted for. Rejecting such claims or bills is considered a failure.

How To Avoid It:

Solicit the appropriate verification from the patient, such as updated verification productivity cards that include policy number, group ID, and coverage information.

Make sure that there is active coverage by confirming it at the time the patient checks in. to check coverage instantly.

Maintain an orderly arrangement for the surveillance of payer contracts and insurance modifications.

Train staff adequately so that they can easily amend the patient’s file and recognize changes to the plan.

Missing Filing Deadlines

Each insurer imposes specific time limits for filing claims. Claim denial is standard practice due to a failure to meet the timelines, and there are plenty of situations where there is no way to file the claim again, which means revenue will be lost forever. To maintain healthcare billing compliance, timely submissions are essential, as delays can significantly disrupt cash flow and lead to protracted appeals.

Preventative Measures

Plan out deadlines for private insurers, Medicare, and Medicaid on a calendar or a spreadsheet.

Offer deadline alerts and reminders so that submissions are not missed.

Prepare the billing staff about the various timelines, their respective payers, and their rules.

Use practice management software to automatically supervise claim progress and inform staff of due dates.

To eliminate delays, utilize electronic claims submission for quicker processing of claims.

Conduct regular claim progress audits to identify any progress claims that might miss the deadline.

Lack of Healthcare Billing Compliance

Violating HIPAA (Health Insurance Portability and Accountability Act), Medicare guidelines, and rules from specific payers often leads to claim denial along with financial penalties, audits, and legal lawsuits. Removing from insurance networks can damage a provider’s reputation if they fail to comply.

How To Avoid It:

Stay alert to changes in state, federal, and specific payer billing rules and guidelines.

Follow healthcare webcasts, newsletters, and other publications by the compliance regulators, such as CMS (Centers for Medicare and Medicaid Services).

Inform employees of the most relevant compliance risks, such as poor patient data management, upcoding, or unbundling.

Conduct frequent training on data privacy, fraud prevention, and medical invoicing legislation.

Influence of Fraud and Abuse in Medical Billing

Medical billing fraud and abuse take place when physicians file misleading or false claims with the insurers, whether deliberately or accidentally.

It may include billing for services not provided, upcoding (charging for a more expensive procedure), unbundling services, or falsifying patient records. Such practices may result in financial penalties, audits, reputational harm, and potentially severe legal ramifications. Mistakes can also be considered abuse if they result in some gain financially or overpayments from third-party payers.

Methods to Prevent It:

Make the billing policy clear from the beginning to ensure accurate categorization and claims submission.

Conduct regular internal audits to catch and correct mistakes before claims are submitted.

Automated invoicing software can help flag inconsistencies and weed out your fraudulent claims.

Stipulation of Best Practice Educational Engagement: Educate billing and coding personnel on the importance of ethical billing practices, fraud prevention, and regulatory compliance (e.g., Medicare guidelines and HIPAA).

Ensure billing teams and providers understand the consequences of fraud and abuse.

In conclusion

A growing healthcare practice requires that medical billing remain accurate. By addressing common claim denial reasons and avoiding insurance claim rejections, providers can enhance cash flow, ensure healthcare billing compliance, and prevent incorrect medical billing. Regular training and the implementation of robust billing procedures can significantly reduce errors and improve efficiency.

Investing in technology and experienced billing staff can significantly reduce errors and ensure accurate claim submissions for healthcare professionals seeking to streamline their medical billing processes.

Avatar photo

Victor Bala

Medical & coding

About the Author:

Victor has over a decade of experience in delivering revenue cycle management services to the US healthcare providers. He has a proven track record of accelerating revenue collection by streamlining the billing, coding and AR processes. His team at Velan has been delivering revenue cycle management cycle, appointment scheduling, pre-authorization and credentialing services to physicians, group practices, and hospitals.

He can be reached at [email protected]

Considering the complexities of healthcare billing in the USA, why choose Velan HCS for your billing services?