RCM

10 Billing Errors That Kill Your Claims

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Infographic showing 10 common billing and coding errors in gastroenterology that lead to claim denials

It’s surprisingly easy for small mistakes like a single wrong digit in a patient’s ID to turn into denied claims and lost revenue. These everyday errors are behind many claim denials across healthcare, draining time and money from practices and providers.

If you’re working to keep your claims moving smoothly through the revenue cycle, knowing where things most often go wrong is half the battle. Tackling these issues head-on can help reduce denial rates, keep your cash flow steady, and make the most of your revenue cycle management (RCM) efforts.

Here’s a practical look at the most common billing errors, why they happen, and how to prevent them for good.

Where Problems Start: Patient Registration and Data

Error #1: Incorrect Patient Demographics

Mistakes with basic details like a patient’s name, date of birth, or Social Security number are the cause of many denials. These errors often happen during busy check-ins or when patients update information infrequently.

How to avoid it: Set up procedures for real-time verification and routinely ask patients to confirm their details. Double-checking data at registration pays off by reducing rejections and confusion later.

Error #2: Invalid Insurance Information

Insurance plans change all the time, patients start new jobs, switch policies, or forget to share updates. Outdated or mismatched member IDs are all too common culprits in claim denials.

How to avoid it: Use insurance eligibility verification tools and make it standard to check coverage before every appointment. Automated RCM systems can help flag expired or inactive policies quickly.

Coding and Documentation Challenges

Accurate, up-to-date coding and complete documentation form the backbone of successful billing.

Error #3: Incorrect Diagnosis Codes (ICD-10)

The specificity required for ICD-10 codes trips up many practices. Using generic, outdated, or incorrectly detailed codes can derail payments even if the care was appropriate.

How to avoid it: Keep up with coding updates and provide your team with training and resources. Consider coding tools that prompt staff to select the most accurate and complete codes.

Error #4: Wrong Procedure Codes (CPT)

Procedure code errors happen when documentation and coding don’t match, or when bundling/unbundling rules are overlooked. These can arise from gaps in communication or a lack of specialized billing knowledge.

How to avoid it: Foster regular communication between clinical and billing teams. Use code verification processes and ongoing education to keep everyone on the same page.

Error #5: Insufficient Clinical Documentation

Payers are stricter than ever about proof of medical necessity. Missing or incomplete notes can lead to claims getting kicked back, even if services were valid.

How to avoid it: Use clear documentation templates and audit your records. Make it easy for providers to capture all the required details during each patient encounter.

Authorization and Referral Mix-Ups

Errors with authorizations and referrals are frustrating because they affect medically necessary care that otherwise qualifies for coverage.

Error #6: Missing Prior Authorizations

Many services and procedures require approval before the patient receives care. Missed authorizations nearly always lead to denied claims.

How to avoid it: Implement a system that flags services requiring prior authorizations at the scheduling stage, and train staff to initiate requests right away.

Error #7: Expired or Invalid Referrals

Specialist visits and certain tests often depend on current, valid referrals. If these expire or don’t meet insurance requirements, denials result.

How to avoid it: Put a referral tracking process in place and set reminders as expiration dates approach. Keep lines of communication open with referring providers to catch issues early.

Administrative Slip-Ups

The details matter. Admin errors can sneak in and affect your bottom line.

Error #8: Duplicate Claim Submissions

It’s not uncommon to accidentally submit a claim more than once, especially if you’re trying to chase a delayed response. Unfortunately, duplicates automatically get denied.

How to avoid it: Use claim tracking tools so it’s clear when a claim has already gone out, and train your team to check claim status before hitting submit again.

Error #9: Timing and Filing Deadline Errors

Every payer has its own window for submitting claims. Miss those deadlines, and you lose out on payment for services already performed.

How to avoid it: Set up automated reminders and work processes that flag any claims coming up on their submission deadline.

Error #10: Incorrect Provider Information

Errors in listing the correct provider, NPI numbers, or credentialing data can lead to rejections even when care and billing are otherwise correct.

How to avoid it: Keep provider information up-to-date and run checks before submitting claims, especially if you have frequent staff changes or work with fill-in providers.

The True Impact of Billing Errors

Billing mistakes don’t just mean denied claims. They cost you time and money to fix, reduce staff morale, and can harm relationships with payers. The longer errors sit unresolved, the more expensive and time-consuming they become.

Research shows it costs much more to fix errors after submission than to prevent them in the first place. Preventable mistakes take staff away from other important tasks and can stall cash flow, making everyday operations more stressful for everyone.

High error rates can also put your practice on payers’ radar, leading to more scrutiny and slower payments in the future.

Creating a Culture of Accuracy

Prevention is always easier than correction. To stop billing errors before they start:

  • Make staff training and cross-training a regular event
  • Audit claims before and after submission to catch patterns
  • Use RCM systems and billing software that flag common issues automatically
  • Track and review your error metrics so you can make improvements over time

 

When each team member understands how their work fits into the bigger revenue cycle, it’s easier to build better habits and spot minor issues before they grow.

Partnering with The Heaven Solutions is an investment in your practice’s long-term stability and growth. By entrusting your revenue cycle to our experts, you unlock a host of benefits that extend far beyond simple cost savings. You gain a strategic advantage that allows your practice to operate at its full potential.

Your Next Steps

Start by reviewing your own common errors look at recent denials to spot trends. Pick one area for improvement, whether it’s insurance verification, more frequent coding updates, or implementing automated tracking.

And remember, you don’t have to do it all alone. If things get overwhelming, reaching out for RCM support or professional billing services can help you shore up your processes and free your team to focus on patient care.

Good billing practices are all about consistency, clarity, and attention to detail. Take it one error at a time, and over time, you’ll protect and strengthen your practice’s financial health.