We are Triangle Dental Group and Orthodontics

Trusted by your community, we provide the dental treatment you need for a healthier smile.

good smile
 
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Meet Dr. Nathaniel Leng

I will provide a comprehensive and gentle exam, answering any questions you may have. I will provide a custom treatment plan to care for your dental needs and desires so you can achieve improved oral health and a beautiful smile.

 

 

BUSINESS HOURS

  • Mon : 9:00 AM - 5:00 PM
  • Tue : 9:00 AM - 5:00 PM
  • Wed : 9:00 AM - 6:00 PM
  • Thu : 8:30 AM - 4:30 PM
  • Fri : 8:00 AM - 4:00 PM
  • Sat : 8:00 AM - 2:00 PM
  • Sun : Closed

  • *Saturdays by appointment only. Please call the office for more information.

LANGUAGE SPOKEN

  • English

INSURANCE

We take most major insurances, including:

  • Aetna
  • Ameritas
  • Anthem Blue Cross
  • Cigna
  • Delta
  • Guardian
  • MetLife
  • United Health Care
  • UCCI
 
 

Family Dentistry in Fontana, CA

At Triangle Dental Group and Orthodontics, we prioritize your oral health because we understand its vital role in your overall well-being. Our personalized care and advanced solutions keep your smile healthy, whether youā€™re here for a routine cleaning or advanced procedures like a root canal or a dental bridge. In our friendly, modern environment, we make every visit easy and comfortable for patients of all ages. Beyond your smile, weā€™re dedicated to supporting your overall health at every step. Schedule your appointment today and experience a healthier smile right here in Fontana, CA.

Office Photo of Triangle Dental Group and Orthodontics
 
 

We Pride Ourselves on Our Service

 

When you choose Triangle Dental Group and Orthodontics, you step into a new era of dental excellence with our advanced, proven technology. Explore the advantages of transformative technology, such as Digital X-Rays and CERECĀ® CAD/CAM single-visit crowns.

 
 
 

Special Offers

 
 

Trusted by Families Across Fontana, CA

 

Lisa Ybarra

I absolutely do not like going to the dentist. When I work up this morning the right side of my face was swollen. I called and spoke to Brenda who was able to get me in right away. The staff was amazing. Gabby very helpful and explained my dental benefits. DDS M. Yang and DMD I.Salib were great and their assistance were kind and friendly. 100% love this office.

Sandra Huizar

Dental offices are not people's favorite places to go. Having a great staff makes all the difference for repeat business. Brenda, your front office girl makes you feel important and welcomed. Emily, the dental hygienist, is a sweetheart. Very thorough caring and informative. She genuinely cared about my oral health! I appreciate her advice and reccomedations. Look forward to seeing them again.

Russell Keeling

5star staff and dentist. Took me in quickly, solved my problem quickly, all in under 2 hours for a new patient. Highly recommended.

 
Woman with credit card and phone
 

Payment Options

 

Insurance

We happily accept a variety of dental insurance plans and file the claim on your behalf. Rest assured, we maintain transparency throughout the entire process.Ā 

Umbrella

Smile Generation Dental Plan

No dental insurance? No worries. Smile Generation Dental Plan offers up to 50% discounts on most treatments.Ā 

Credit Cards

Smile Generation Financing

You only have one smile, so we gladly offer flexible payment options to make caring for it more affordable. Finance up to $25,000 for 60 months and enjoy 0% interest and low-interest plans on approved credit.

Money
 
 

What is the Mouth-Body ConnectionĀ® ?


The Mouth-Body ConnectionĀ® refers to the link between oral health and overall health, and the role that the harmful bacteria and inflammation in our mouths play in chronic, systemic disease. Thatā€™s why itā€™s time we talked about more than your teeth. Our office prioritizes your overall health as it relates to your oral health. When we care for your smile weā€™re also looking out for your entire self.

 
 
Toothbrush