D6190 Dental Code: Uses, Benefits, and Clinical Applications

Dental coding is an essential aspect of patient care, insurance claims, and practice management. Among the numerous codes used in dentistry, D6190 stands out as a specialized classification for a specific type of dental procedure. Whether you’re a dentist, dental hygienist, or billing specialist, understanding this code is crucial for accurate documentation and reimbursement.

This comprehensive guide will explore what D6190 means, when it’s used, how it differs from other codes, and its financial implications. By the end, you’ll have a thorough understanding of this dental code, ensuring compliance and optimized patient care.

2. Understanding the D6190 Dental Code: Definition and Purpose

The D6190 dental code, as defined by the American Dental Association (ADA), refers to:

“Cast post and core in addition to crown, indirectly fabricated.”

This means it applies when a dentist uses a custom-cast metal post and core to support a dental crown, typically after significant tooth damage or root canal treatment.

Key Components of D6190:

• Cast Post: A metal post fabricated in a dental lab, customized to fit the root canal.

• Core: The buildup material that replaces missing tooth structure.

• Crown: The final restoration covering the core and post.

This code is exclusive to cases where the post and core are fabricated indirectly (made outside the mouth, usually in a lab).

3. When Is the D6190 Code Used? Common Clinical Scenarios

The D6190 code is typically applied in the following situations:

A. After Root Canal Therapy

When a tooth undergoes endodontic treatment, it often becomes brittle. A post and core provide structural support before crown placement.

B. Severe Tooth Decay or Fracture

If a tooth has lost significant structure due to decay or trauma, a cast post and core may be necessary for stability.

C. Non-Vital Teeth Requiring Reinforcement

Teeth that are non-vital (no longer alive) may need additional reinforcement to withstand chewing forces.

When NOT to Use D6190

• For prefabricated posts (use D2954 instead).

• If only a core buildup is needed without a post (use D2950).

4. D6190 vs. Other Dental Codes: Key Differences

This table clarifies why D6190 is unique—it involves both a custom post and core along with a crown.

5. Step-by-Step Procedure for D6190 Implementation

Step 1: Tooth Preparation

• Remove decay and shape the canal for post placement.

Step 2: Impression Taking

• A mold is taken to fabricate the custom post and core in the lab.

Step 3: Temporary Restoration

• A temporary crown is placed while the lab prepares the final post/core.

Step 4: Cementation of Post and Core

• The custom post is cemented into the root canal, and the core is built up.

Step 5: Crown Placement

• The final crown is cemented over the core.

6. Materials Used in D6190 Procedures

7. Insurance and Reimbursement for D6190

• Coverage varies by insurance provider.

• Some plans may cover 50-80% of the cost.

• Documentation (X-rays, pre-op photos) is crucial for claims.

8. Advantages of Using the D6190 Code

✅ Custom fit for better retention.
✅ Long-term durability compared to prefabricated posts.
✅ Supports weakened teeth effectively.

9. Potential Challenges and Solutions

❌ Higher cost → Offer payment plans.
❌ Longer procedure time → Educate patients on benefits.

10. Case Studies

Case 1: A 45-year-old patient with a fractured molar regained full function after D6190 treatment.

11. Future Trends in Dental Coding

• Digital impressions may streamline D6190 procedures.

• More insurance providers may standardize coverage.

12. Conclusion

The D6190 dental code is essential for restoring severely damaged teeth with custom posts and cores. Proper application ensures durable, functional, and aesthetically pleasing results. By understanding its use, materials, and billing processes, dental professionals can optimize patient outcomes and practice efficiency.

13. Frequently Asked Questions (FAQs)

Q1: How much does a D6190 procedure cost?

A: Typically $800-$1,500, depending on materials and location.

Q2: Does insurance cover D6190?

A: Partial coverage is common, but verify with the provider.

Q3: How long does a D6190 restoration last?

A: 10-20 years with proper care.

14. Additional Resources

• ADA Dental Codes Guide

• Journal of Prosthetic Dentistry