D8220 Dental Code
Fixed partial dentures (FPDs), commonly known as dental bridges, are a reliable solution for replacing missing teeth. However, like any dental prosthesis, they may require repairs due to wear, fractures, or cement failure. The D8220 dental code is specifically used for fixed partial denture repair, ensuring proper documentation and billing for these procedures.
This comprehensive guide explores everything about the D8220 code, including its applications, clinical procedures, insurance considerations, and best practices for dental professionals. Whether you’re a dentist, hygienist, or billing specialist, this article will provide valuable insights into optimizing patient care while maintaining accurate coding practices.
2. Understanding the D8220 Dental Code
Definition and Scope
The D8220 code falls under the American Dental Association (ADA) Code on Dental Procedures and Nomenclature. It is defined as:
“Repair of fixed partial denture (FPD) – includes recementation, replacement of broken or missing retainer or pontic, or other necessary adjustments.”
This means the code covers non-routine repairs that restore functionality rather than full replacements.
When is D8220 Used?
D8220 applies in cases such as:
- Porcelain fractures (chipping or cracking of the bridge’s ceramic layer)
- Loose retainers (needing recementation)
- Broken pontics (replacement of artificial teeth in the bridge)
- Framework damage (minor metal adjustments)
Note: If the damage is extensive, a full replacement (D6200-D6799 codes) may be required instead.
3. Types of Fixed Partial Denture Repairs Covered Under D8220
Porcelain Fractures
Porcelain veneers on bridges can chip due to:
- Biting hard foods
- Bruxism (teeth grinding)
- Age-related wear
Repair Process:
- Assess the fracture extent.
- Smooth rough edges or bond composite resin for minor chips.
- For large fractures, a new porcelain layer may be needed.
Metal Framework Repairs
If the underlying metal structure bends or breaks:
- Laser welding may be used for minor cracks.
- In severe cases, a new framework is required (not covered under D8220).
Cementation Issues
A loose FPD can cause discomfort and decay.
- Solution: Clean old cement, inspect for decay, and recement.
Pontic or Retainer Adjustments
If a pontic (false tooth) breaks or a retainer loosens:
- Replace the pontic or adjust the retainer fit.
4. Clinical Procedures Involved in D8220
Step-by-Step Repair Process
| Step | Action |
|---|---|
| 1. Diagnosis | Examine the FPD and take X-rays if needed. |
| 2. Removal | Carefully detach the bridge if recementation is needed. |
| 3. Cleaning | Remove old cement and debris. |
| 4. Repair | Perform necessary fixes (e.g., bonding, welding). |
| 5. Reattachment | Cement the bridge back securely. |
| 6. Billing | Apply D8220 with proper documentation. |
5. D8220 vs. Other Dental Repair Codes
| Code | Description | When to Use |
|---|---|---|
| D8220 | Fixed partial denture repair | Minor repairs (porcelain, recementation) |
| D2740 | Crown (porcelain fused to metal) | Full crown replacement |
| D6750 | Retainer crown for FPD | New retainer needed |
Key Takeaway: Use D8220 for repairs only, not full replacements.
6. Insurance and Billing Considerations
- Coverage: Some insurers limit D8220 claims to once per prosthesis.
- Documentation: Include pre-op photos, X-rays, and a detailed narrative.
- Rejections? Ensure the claim shows necessity (e.g., “patient unable to chew”).
7. Case Studies
Case 1: Porcelain Chip Repair
A 55-year-old patient with a 10-year-old bridge reported a chipped front pontic.
- Solution: Composite bonding under D8220.
- Outcome: Restored aesthetics and function.
8. Preventive Measures
- Recommend night guards for bruxism patients.
- Avoid excessive force on bridges.
9. FAQs
Q1: Can D8220 be used for implant-supported bridges?
A: No, implant repairs fall under different codes (D6080-D6199).
Q2: How often can D8220 be billed for the same bridge?
A: Typically once per 5 years, but check insurer policies.
10. Conclusion
The D8220 dental code is essential for documenting fixed partial denture repairs, ensuring proper insurance billing and patient care. By understanding its applications, dental professionals can optimize treatment plans while avoiding claim denials.
11. Additional Resources
