Failing Fillings: When to Upgrade to a Dental Crown at Sadakian Dental

Published on
February 23, 2026
Blog

If a once-sturdy filling is now causing discomfort, sensitivity, or has even cracked, you’re not alone. Many patients find themselves dealing with failing fillings but aren’t sure what to do next. What’s the best option for your oral health and your budget?

If you're noticing changes in your bite, experiencing dental pain, or seeing visible wear around an old filling, now may be the right time to consider getting a dental crown. At Sadakian Dental Care in Hillsborough, we help patients navigate this decision with honest guidance, conservative treatment recommendations, and a gentle, personalized approach. 

What Are Failing Fillings and Why Do They Matter?

Dental fillings are a common treatment for cavities. They are designed to restore and protect a damaged tooth. However, like anything else in the mouth, they don’t last forever. Over time, fillings, especially metal amalgam ones, can weaken, crack, or pull away from the surrounding tooth structure.

When a filling begins to fail, it creates small gaps or leaks where bacteria can seep in. This can lead to decay underneath the filling, a fractured tooth, or even infection. That’s why failing fillings shouldn’t be ignored, they can turn a simple issue into a complex one if left untreated.

Common Signs a Filling Is Failing:

  • Sudden sensitivity to hot, cold, or sweet foods
  • A rough feeling or sharp edge on the tooth
  • Pressure pain when chewing
  • Visible cracks, chips, or dark spots near the filling
  • A loose or missing portion of the filling

When Is a Dental Crown the Better Choice?

At Sadakian Dental, we prioritize preserving as much natural tooth structure as possible, which means we don't rush into placing a crown unless it's truly necessary. But in cases of substantial damage where a filling can no longer do its job, a crown may be the most effective, long-term solution.

Upgrade to a Crown When:

  • The tooth is cracked or weakened and can't withstand chewing forces
  • There has been repeated restoration on the same tooth
  • The filling covers more than two-thirds of the tooth’s surface
  • You’re experiencing recurrent or extensive decay beneath an existing filling

Benefits of Replacing a Failing Filling with a Crown

A dental crown acts as a protective shell, fully covering and strengthening the tooth underneath. Instead of patching damage, it creates a durable barrier against future wear, decay, and breakage.

Reasons Our Patients Choose Crowns:

  • Durability: Porcelain and ceramic crowns can last 10-15 years with proper care
  • Improved Appearance: Crowns are shaded to match your natural teeth, offering a seamless look
  • Better Bite Function: A crown restores chewing power and bite alignment
  • Protection from Further Damage: Prevents cracks and decay from worsening

What to Expect When Getting a Crown at Sadakian Dental

Your comfort is our priority. At Sadakian Dental Care, Dr. Haig Sadakian and his son Dr. Albert Sadakian take time to explain your options and ensure every procedure is as stress-free as possible.

Our warm, non-clinical office in Hillsborough blends modern dentistry with a relaxed, family-oriented feel, so you can feel at ease from the moment you walk in. The crown process typically involves the following steps: 

  • Comprehensive Assessment: Digital imaging evaluates the health of the tooth and surrounding area
  • Gentle Preparation: Any decayed or compromised tooth material is carefully removed
  • Impressions: We take precise molds to design a crown that fits your smile naturally
  • Temporary Crown: Protects your tooth while our trusted lab crafts your final crown
  • Final Placement: Your crown is securely bonded and adjusted for comfort and function

Personalized, Experience-Driven Dental Care

Our conservative treatment philosophy means we only recommend a crown when it's genuinely the best option for your needs. We take time to discuss every step openly with you, from diagnosis to materials and cost. There are no surprises, just solutions that work for your lifestyle.

Drs. Haig and Albert Sadakian bring decades of combined experience, blending tried-and-true techniques with modern technology to provide care that is both reliable and forward-thinking. With our flexible Saturday appointments and financing through CareCredit, we make it easier to get the care you need, when you need it.

Frequently Asked Questions

How do I know if I need a crown instead of a filling?

If your filling is large, has failed more than once, or your tooth is showing signs of stress or cracking, a crown may be the smarter long-term choice. Let us evaluate your specific case during a gentle consultation.

How long does a dental crown last?

With good hygiene and regular dental visits, crowns can last 10 to 15 years, or even longer. Materials like porcelain and ceramic are highly durable and stain-resistant.

Is getting a crown painful?

Not at all. We use local anesthesia and gentle techniques to ensure you’re completely comfortable throughout the process. Most patients are surprised by how smooth the experience is in our care.

Will my insurance cover a dental crown?

We accept most PPO plans and work directly with your provider to help maximize your benefits. We’ll review estimated costs up front so you can make an informed decision without pressure.

Is It Time to Upgrade Your Filling?

If you’ve noticed signs of a failing filling, don’t wait to act. Your tooth’s structure may be at greater risk than you think. Whether you're dealing with an older metal filling or recurring sensitivity, the team at Sadakian Dental Care is here to help you make the best choice for your long-term oral health.

Ready for peace of mind? Call us today at (650) 363-8525 or book your appointment online to schedule a stress-free evaluation in our Hillsborough office. We’ll walk side-by-side with you toward a healthier, stronger smile on your timeline and on your terms.

Let's Get You Scheduled