
Welcome to Harmony Dental, your trusted clinic for effective bruxism and teeth grinding treatment in West Covina. If you frequently wake up with jaw pain, dull headaches, or notice excessive wear on your teeth, Dr. Nguyen and our expert team are here to help. We utilize 3D Digital X-rays, 3d scanners, digital impressions, and pain-free laser dentistry to properly diagnose your condition and design custom-fitted night guards that protect your smile while you sleep. Experience top-tier preventative dentistry in our modern and spa-like with warm and family-friendly environment, where we focus on relieving your discomfort, preventing future dental damage, and ensuring you get a restful night’s sleep.
Harmony Dental has 20 years of experience helping patients throughout the eastern San Gabriel Valley also known as the greater Los Angeles area area overcome jaw pain and protect their smiles from bruxism. Our dedication to effective, long-lasting relief is reflected in our 200+ 5-star reviews.
Your bruxism evaluation and treatment plan will be personally managed by Dr. Nguyen. As a highly trained DMD, they specialize in identifying the root cause of tooth wear and TMJ discomfort. Our clinic is also proud to be recognized with 5 star dentist of West Covina.
Not at all. Getting fitted for a custom bruxism guard is a completely painless and non-invasive process. We prioritize your relaxation with local anesthetic, powerful numbing gel, warm blankets and noise-canceling headphones to ensure your visit to Harmony Dental is incredibly comfortable from start to finish.
We utilize 3D Digital X-rays, 3d scanners, digital impressions, and pain-free laser dentistry to take highly precise measurements of your bite. For the custom guard itself, we strictly prioritize mercury-free materials, BPA-free resins, biocompatible so you receive a durable, perfectly fitted appliance that is safe and comfortable to wear every single night.
A professional custom night guard is a highly cost-effective way to prevent thousands of dollars in future dental damage. To make protecting your smile easy and affordable, Harmony Dental proudly accepts CareCredit, Sunbit, Alpheon, Credit Card and in-house membership plan.
Many dental insurance plans provide at least partial coverage for custom night guards because they are a preventative medical necessity. Harmony Dental works directly with All PPO insurances, Medi-cal, Denti-cal, CalOptima, delta dental, deltacare hmo, MediCare advantage plans with Blue shield of California Medicare d-snp, Elite Health, Kaiser permanente California Medicare, ucla health MediCare advantage,well careAspire health plan, Central Health MediCare Plan, imperial health plan, Molina healthcare, scan health plan and sharp health plan to help maximize your benefits, and we recommend utilizing our complimentary virtual consults, free second opinions, No insurance specials and free aligner consultations to verify your exact coverage.
If you are experiencing severe jaw pain or headaches from grinding, we want to see you quickly! We are open Monday through Friday, 9:00 AM to 6:00 PM. Call us today at (626) 858-3305 or ask about our $59 new patient exam, x-rays, and cleaning to schedule your bruxism evaluation.
Yes, our clinic is centrally located at 148 N Grand Ave and provides free and ample parking right in front of the building for your convenience. Our modern facility also features fully wheelchair accessible and ground-floor access to ensure a welcoming and stress-free experience when you arrive.

Over 1600+ 5 Star Reviews!
What others are saying
I’ve always been a bit nervous about visiting the dentist, but this office completely changed my perspective. The front desk staff is incredibly warm, and my cleaning was thorough yet completely painless. They go out of their way to make sure you are comfortable. Highly recommend!

Very professional and incredibly efficient. I was called back right at my scheduled appointment time, and the clinic itself is absolutely spotless. It’s refreshing to find a dental practice that truly values their patients' time without rushing the care.

We brought our two young kids in for their checkups, and the whole team was fantastic. They were exceptionally patient, gentle, and somehow managed to make the whole process fun for the kids. We’ve definitely found our forever family dentist.

Fantastic experience from start to finish! The dentist took the time to clearly explain every step of my procedure and answered all of my questions. The results are absolutely amazing, and my smile has never looked better. I couldn't be happier!






Our office honors all true dental insurances, including PPO, Indemnity,
Medi-Cal, Denti-Cal, Smile California, and CalOptima dental plans.
We know that dental insurances try to make things difficult. Because of this, we go the extra mile to help you understand your dental insurance and maximize your benefits. Give us a call and we can do a complete complimentary insurance eligibility for you before your visit.
Business Hours:
Monday: 9 AM–6 PM
Tuesday: 9 AM–6 PM
Wednesday: 9 AM–6 PM
Thursday: 9 AM–6 PM
Friday: 9 AM–6 PM
Saturday & Sunday: Closed
Top-rated dental care across Los Angeles & Orange County. Your smile is our priority.
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