Disclaimer: Insurance administration and dental billing recommendations, as well as interpretations of the CDT codes, represent the opinions of our experts. For the latest CDT codes and official interpretations, contact the American Dental Association or visit ADA.org. You are responsible for your own use of the CDT Codes, insurance administration, and dental billing.

From “Denied” to “Paid”: Conquering the Dental Claim Appeal

Your front office team is seasoned, your clinical documentation is meticulous, and your coding is sharp, but is that enough? While the ultimate goal is always to prevent denials through flawless initial filing, even the most legendary insurance coordinators face them, and overturning these decisions is an art form. By shifting your approach from a standard resubmission to a strategic appeal, you can recover hard-earned revenue for your practice.

Before you can mount a defense, you have to know exactly what kind of roadblock you are facing.

Insurance companies use very specific terminology. If the claim was rejected, it means it never even made it to the review phase in the process. Think of it as a bounced email; a typo in the subscriber ID, a missing provider NPI, or a mismatched birthdate caused the system to spit it out. There is no formal EOB for a rejection because no clinical decision was made. You simply correct the data entry error and resubmit the claim.

A true denial, however, means the insurance company processed the claim, reviewed it, and actively decided not to pay. This is where your EOB becomes your primary roadmap. The payor will provide specific remark codes detailing why they are withholding payment. Sometimes it’s a hard “no” based on policy exclusions, but oftentimes it’s simply a “not yet,” signaling they need more information to properly adjudicate the claim.

The most unfortunate category to watch out for is the non-billable determination. This occurs when the payor decides a procedure doesn’t qualify for reimbursement and your contractual agreement prevents you from billing the patient. So let’s say Dr. Smith performs scaling and root planing (SRP) on three quadrants during a single appointment. If the payor’s policy states they only cover two quadrants per day, they may deem that third quadrant as non-billable. The result? The practice doesn’t get paid by the plan, and the practice cannot collect the fee from the patient.

Pulling the patient in can completely change the dynamic of an appeal.

For standard fully-insured plans, both the provider and the patient have the right to appeal the decision through multiple levels of review. But the real magic happens when you encounter a self-funded plan.

With self-funded plans, the patient’s employer actually owns and controls the plan document, using the insurance company merely as a third-party administrator. If a claim is denied due to a highly restrictive limitation, encourage the patient to take the denial straight to their Human Resources department.

Employers often have no idea how these tiny plan limitations negatively impact their team until employees start bringing copies of denied claims to HR. While an employer appeal might not always reverse the decision instantly, it draws direct attention to the flaw in the plan design. HR directors have the power to override denials or entirely remove frustrating limitations during the next benefit renewal period to keep their workforce happy.

When you are ready to request a second look, do not simply print out a new claim form and mail it back.

That creates a duplicate entry, which triggers an automatic system rejection or denial. When you are ready to submit an appeal, use this checklist for your appeal process instead: 

• Use Practice Letterhead: Write a concise, professional letter establishing the reason for the appeal. Clearly describe the clinical procedure and argue its medical/dental necessity.
• Deface the Old EOB (In a Good Way): Take a copy of the denied EOB and write “APPEAL” or “SECOND REVIEW REQUEST” in bold print right across the top. This signals to the mailroom or digital sorting system that this is not a duplicate claim.
• Stack the Evidence: Include all documentation sent with the original claim, plus new supporting evidence addressing the issues mentioned in the denial reason.
• Give Them a Direct Line: Include the name and preferred phone number of the specific team member handling the appeal, along with the best days and times to reach them.
• Verify the Destination: Double-check the appeal address. Payors frequently use a completely different mailing address or portal route for appeals.

Persistence is your greatest asset.

If your first appeal is shot down, don’t throw in the towel. Follow the payor’s instructions for a next-level review. Remember, you have the right to request a peer-to-peer review asking that the dental benefits consultant who reviewed the case call your doctor directly to discuss the clinical necessity of the treatment. Keep in mind, however, that payors do not always permit these reviews – particularly if the denial is due to a contract exclusion or plan stipulation rather than a clinical disagreement. By understanding your EOBs, turning patients into advocates when necessary, and sending unmistakable, evidence-heavy appeals, you can confidently turn “Denied” into “Delivered.”

To learn more, check out the specific chapter on appealing denied claims in our Dental Administration with Confidence publication.

Source:

Practice Booster (2026). Dental Administration with Confidence (pp. 238-239). 2025 eAssist Publishing, LLC.