DENTIST in Sunnyvale

Our office is located at:
1298 Kifer Road #501, Sunnyvale, CA 408-830-0123

At Bay Smile Design, we provide patients with personalized, high-quality, and comfortable dental care. Doctors Richard Lee, DDS PC​, Katarina Tu, DDS and Joan Chung, DDS practice & a full scope of dentistry with expertise in general and cosmetic dentistry, periodontics, prosthodontics, and dental implant services.

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We offer the following amenities to make your visit as pleasant as possible:

  • A modern and comfortable reception area with updated magazines and television
  • Tranquil waterfalls to provide a spa-like experience
  • Free Wi-Fi
  • Complimentary refreshments including coffee and tea
  • Neck pillows and blankets for your personal comfort
  • Flat screen displays in every treatment room with your choice of entertainment, including Netflix
  • Warm aromatherapy towels to freshen up after treatment
  • Laughing gas (nitrous oxide) to help ease any anxiety

Comforting Care With Sunnyvale Dentist

Bay Smile Design is a reputable dental office that offers comprehensive dental care for patients of all ages. Our dentist Sunnyvale, CA, provides a variety of dental services in a comfortable and relaxing setting, including dental crowns, whitening, dental implants, and more. Our Sunnyvale, CA dentist strives to help our patients achieve and maintain excellent oral health through quality treatments and compassionate service. You’ll appreciate our state-of-the-art technologies that provide comfortable care and a much shorter treatment time. Your dentist near me can help you have the best smile ever!

meet our doctors


Dr. Richard Lee is a 1996 graduate of the College of Dentistry at New York University. During his senior year at NYU, Dr. Lee was among those who were selected to take part in the intensive Fixed Prosthodontics Honor Program. After completing a one-year general practice residency at Mount Sinai Hospital, he returned to NYU and pursued advanced training in dentistry.

Dr. Richard Lee

Dr. Katarina Tu is a General & Cosmetic Dentist who enjoys working with patients of all ages and takes great pride in partnering with patients to help them make informed decisions about their health. Above all, she believes in providing a comfortable environment where patients feel confident that they are getting the best treatment.

Dr. Katarina Tu

Dr. Joan Chung is a General Dentist who earned her DDS degree from the University of California in San Francisco. She grew up in Atlanta, Georgia where she completed her Bachelor of Science in Biology at the Georgia Institute of Technology before moving to the Bay Area to follow her career path to dentistry.

Dr. Joan Chung


White Dental Fillings

White fillings are prominently used to restore cavity-infected teeth. They are either made from dental-grade ceramic or composite resin, as they are biocompatible and can be made to mimic the …

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Porcelain Veneers

Porcelain veneers are cosmetic restorations made from dental-grade porcelain. They are wafer-thin restorations used to restore teeth that are cracked, chipped, broken, excessively spaced from each other, or severely discolored. …

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Mouth Guards & Sports Guards

Protecting the teeth from external trauma and excessive wear is just as important as taking care of oral hygiene and aesthetics. If you’re a sportsperson, you stand a higher risk …

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Sleep Apnea & Medicine

Sleep apnea is a prominent sleep-related disorder where the patient experiences short pauses in breathing while asleep. This is caused due to a partial or complete blockage of the airway …

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TMJ or Temporomandibular Joints are the facial joints that connect the lower jaw to the skull. The TMJ is present on either side of the face and can be located …

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Periodontal Therapy

Periodontitis is the most prominent gum disease and is often known to be incurable. However, with the right treatment at the right time can help reduce its severity and control …

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Third Molar Extractions

Wisdom teeth are often the last set of teeth to emerge and are located at the back of the dental ridges. Sometimes, the wisdom tooth gets stuck in between the …

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Teeth whitening

Teeth whitening is a prominent cosmetic dental procedure used to remove the stains from the surface of the teeth. The teeth discolor due to various causes such as excessive consumption …

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Has your malocclusion been bothering you for a while now? If so, you could be having a few orthodontic treatment options on your mind, such as metal braces, clear braces, …

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Pediatric Dentistry

Entering parenthood is a mixture of several emotions. The joy of getting to watch your newborn grow could be combined with certain aspects of confusion about whether or not they …

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Dentures are the best way to replace multiple missing teeth. They are removable prostheses made from a combination of gum-colored acrylic and tooth-colored ceramic. Both of these materials are highly …

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Crowns & Bridges

Crowns and bridges are two of the most prominently used dental restorations. Crowns are widely used to restore damaged, chipped, misshapen, weak, or worn out teeth. They are made from …

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Emergency Dental Services

Dental emergencies such as damaged teeth, injured lips, and gums, or failed restorations can put you through a lot of pain. Most of us would panic during such situations, which …

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Preventive Care

Preventive dentistry involves treatment procedures that avoid the onset of oral infections and diseases even before they become prominent. Preventive care can keep you from a lot of pain and …

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General Dentistry

General dentists are trained to treat almost all types of common dental concerns. As general dentists, we treat oral conditions such as plaque and tartar buildup, malocclusion, gum diseases, damaged …

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Full Mouth Reconstruction

Full mouth reconstruction includes an overall assessment of the patient’s oral health and providing cosmetic and restorative treatment solutions to all the identified concerns. In a nutshell, full mouth reconstruction …

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Smile Makeovers

A smile makeover is a cosmetic dental option that comprises several procedures, mainly intended to enhance the aesthetics of one’s smile. Patients who face several oral concerns, such as missing …

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Cosmetic Dentistry

Have you been longing for a beautiful smile for many years now? Dental issues such as misshapen teeth, malocclusion, discoloration, damaged teeth, etc. can make the smile look displeasing. The …

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Dental implants

Dental implants are the most sought-after solutions to replace missing teeth. They are highly recommended by dentists worldwide, owing to some of the amazing benefits they offer. In comparison to …

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Dentist in 95070

Going to the dentist can be a hassle, especially if you have to go out of your way and schedule appointments that work around your schedule. Instead, our dental office that has Best Dentist 95070 offers flexible hours and scheduling options for your convenience. We know your time is precious, and we work hard to accommodate you, not the other way around.

Our 95070 dentist offers family block appointments for our patients, which allows you to bring multiple family members into our office at the same time, all on the same day. That way, you can schedule all of your children’s checkups at once and leave with peace of mind knowing your entire clan is healthy.

Emergency Dentist in 95070

We also understand that emergency dental situations sometimes occur. If you find yourself needing help after hours or on the weekend, our dentist in 95070 is available to help you. We understand the importance of treating your dental emergencies as soon as possible to prevent further damage and pain. When you call us, we do everything we can to schedule your next appointment as soon as we can so that you can get the care you need. No need to wait in pain; call our office as soon as you experience an issue, and we will work to fit you into our schedule as quickly as possible. Our 95070 dentist can make you feel better in no time!

These are just a few reasons why patients choose us as our best dentist 95070. To learn more about our services, contact our office today. We look forward to showing you why we’re the dentist 95070 residents trust most with their smiles!

What our patients are saying...

"Dr. Tu was very gentle and warm. The whole process was not painful at all. Agnes did a great job in cleaning my teeth and advised me many good tips on keeping my teeth healthy."

"My family has been taken cared by Dr. Lee and Dr. Tu for years. Excellent service, nice staff. They are always patient to explain issues, treatment plans to us."


"I have been a patient for more than 8 years, all my dental work are great, including cleaning,filling,implant, you guys are really 5 stars,thank you."





"Dr. Richard Lee, DDS does a great job in providing excellent dental services for myself and my family. As a retired person, his charges are very reasonalble and he does not try and sell or do any unnecessary procedures."

"Very fast, affordable, and professional. Thank you for helping get rid of the cavity by tooth extraction."

"Very nice and clean clinic. Dr. Lee actively helped me solve my gum infection cause by my crown. Very glad to find this place."

"I have been using services from Dr. Lee for nine years. This is a very friendly dental office, always providing quality services. They focus on details, think for their patient and respond quickly. I have referred my friend to them."

"I flew back from Taiwan because of my failed upper front tooth crown. I wouldn’t have implant done in Taiwan. Dr. Lee asked Dr Kung, the Endodontics for consultation, to give my over sensitive tooth a chance to improve before making decision to have the tooth pull. No matter what the out come is,…"

"I'm sharing how nice the receptionist are😀"


"The absolute best and most professional, skilled and caring dentist I’ve ever been to. I feel blessed to have found Dr. Lee and his staff as they truly deliver world class care. If you’re looking for the best……look no further."

"The best place to take care your teeth."

"Dr. Lee is a master technician when it comes to fillings."

"I came in for a consultation regarding Dental contouring. I was immediately impressed by how clean and inviting the environment was. Everything looks very organized and state of the art! I was quickly attended, according to my scheduled time so there was no waiting. I had XRays done and then Dr. T…"

"I had one of my tooth pulled and new implant was installed by Dr. Lee. During the whole process, he has been very careful and informative. the office is modern equipped with latest technology and very clean/safe especially in this pandemic period. all office staff are friendly, they always remind y…"


1298 Kifer Road Suite #501, Sunnyvale, CA 94086

Office Hours

MON - TUE 8:00 am - 6:00 pm

WED Closed

THU - FRI 8:00 am - 6:00 pm

SAT 8:00 am - 4:00 pm

SUN Closed

Get in Touch


Phone: (408) 830-0123