Clinical Guidelines

Tips to avoid claim denials due to common coding mistakes

With the launch of the latest CDT Code just around the corner, the ADA hopes to help dentists avoid common coding mistakes.

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The American Dental Association (ADA) aims to assist dentists in minimizing coding errors as they prepare for the new CDT 2026 launch on January 1, 2026. Dr. Paula Crum highlights the significance of correct coding to prevent claim denial and payment delays. The article provides examples of common miscoding issues, detailing the appropriate use of codes D7210 and D7140 for extractions, and clarifying codes related to impacted tooth extractions, difficult prophylaxis treatments, and root canal procedures. Dentists are encouraged to refer to the full nomenclature for accurate coding based on clinical circumstances.

Original Source(s)

Tips to avoid claim denials due to common coding mistakes

With the launch of the latest CDT Code just around the corner, the ADA hopes to help dentists avoid common coding mistakes.

  • by Mary Beth Versaci

  • December 2, 2025

  • 7 min

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