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Appeal letter: deep cleaning paid as a cleaning

An appeal letter template for scaling and root planing (D4341, D4342) that the plan paid as a regular cleaning, with what to attach.

Updated November 11, 2026

The denial

The plan paid a regular cleaning (D1110) in place of the scaling and root planing billed, or denied it because the records didn't show periodontal disease.

Why plans deny it

  • The claim went in without a periodontal chart, so the reviewer saw no pocket depths.
  • The X-rays didn't show bone loss clearly, or were older than the plan accepts.
  • More than the plan's limit of quadrants were billed on one day.

Is it worth appealing?

Worth appealing when the chart shows pockets of 4 mm or more with bone loss in the quadrants treated. If the chart doesn't show that, the downgrade is likely to stand.

What to send with the letter

  • Full periodontal chart from before treatment, with pocket depths, bleeding and attachment loss for every tooth
  • Current X-rays that show bone levels (bitewings or a full series, dated)
  • Clinical notes for the visit, with the diagnosis
  • A copy of the explanation of benefits

The letter

Paste it into your own letterhead and fill in the [brackets]. This page has no fields: nothing about the patient is typed here.

[Office name] [Office address] [Office phone] | [Office email] [Date] [Insurer name], Appeals [Insurer appeals address or fax] Re: Appeal of claim [claim number] Patient: [patient name] | Member ID: [member ID] | Date of birth: [date of birth] Subscriber: [subscriber name] | Group: [group number] Date of service: [date of service] | Procedure: [code] scaling and root planing, [quadrant(s)] Dear Appeals Reviewer, We are writing to appeal the decision on the claim above, on behalf of our patient [patient name]. The plan paid this service as a routine cleaning. A routine cleaning is not the right treatment for this patient. The enclosed periodontal chart, taken on [chart date], shows pocket depths of [list depths, for example 5 to 6 mm] in the [quadrant(s)] treated, with bleeding on probing and attachment loss. The enclosed X-rays dated [X-ray date] show bone loss in the same areas. Dr. [dentist name] diagnosed [periodontitis stage and grade, or "chronic periodontitis"] and performed scaling and root planing to remove deposits below the gum line and treat the disease. A routine cleaning works above the gum line and would not have treated these pockets. Please review the enclosed records and reprocess the claim for payment under the patient's benefits. If you need anything else, call [contact name] at [phone]. Sincerely, [Dentist name], [DDS or DMD] NPI [NPI number] Enclosures: periodontal chart, X-rays, clinical notes, explanation of benefits

Before you send it

  • Send it before the deadline. The denial notice has to say how long you have and how to appeal. Employer plans that follow federal benefit claim rules give at least 180 days.
  • Send it to the appeals address or fax on the explanation of benefits, not the claims address.
  • The patient, or someone they authorize, has the right to appeal. Offices often send it for the patient; some insurers first ask for the patient's signed authorization form.
  • Keep a copy of everything you send and the date you sent it. If the appeal is denied, the plan has to explain why in writing.

For how plans pay this service and what to check before treatment, read the deep cleaning (scaling and root planing) billing guide.

A starting point, not legal advice. The plan's documents and the insurer decide what's paid.

CDT is a registered trademark of the American Dental Association. Tabruns is not affiliated with or endorsed by the ADA. The descriptions here are our own plain-English summaries, not the ADA's official wording; use your current CDT manual or practice software for the official code set.

Get the patient's share in dollars, from the benefits page

Most of these denials can be seen coming from the benefits page. Tabruns reads the coverage, deductible, yearly maximum, waiting periods and frequency limits from the insurer's portal and works out what the patient owes. Patient details stay on the office computer.

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