Personalized, Caring
Dentistry for Everyone!
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Our mission is to set you up for success by giving you the dental treatment and education you need to have healthy teeth for a lifetime. We believe that excellent dental care includes developing a valuable relationship with your dentist and his staff.

When you come in, you will be treated with respect, kindness, and appreciation. Dr. Lee and his staff love to build friendships with their patients. Don’t be surprised when you are greeted by name at your visits!

We strive to keep you informed and involved throughout your personalized treatment plan. Because your teeth are unique, you have individual needs. Dr. Lee will work together with you to put together a plan for your specific case.

Because we consider your comfort paramount, we utilize state-of-the-art oral technology, allowing us to work more efficiently while you sit back and relax.  Our office is located in beautiful Upland, California and is designed to put you at ease from the moment you come in the door. You can also enjoy free WiFi and refreshments in our waiting room! Make an appointment today and let us show you a new level of professional, personalized dental care.

Sean Lee


Complete the form below and click “Submit” to ask Dr. Lee a question. He will do his best to respond within one business day. Having personal contact and a trusting relationship with each of his patients is important to Dr. Lee. He looks forward to hearing from you.

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“Dr. Lee and his staff are personable as well as professional. They explain treatments and answer any questions. They make visiting the dentist as pleasant an experience as possible.”
-- Victoria W.

New Patient Gift

Free Whitening

*Free take home bleaching kit after initial visit of exam, x-rays, & cleaning. Upon subsequent biannual visits, patients will receive two free kits per year FOR LIFE! Call for details.

Please click here for a printable version of this coupon. Bring it with you to your first visit. We look forward to seeing you!

Dr. Sean C. Lee


Dr. Sean Lee earned his Doctor of Dental Surgery degree from Loma Linda University School of Dentistry in San Bernardino County. He is currently an assistant professor of restorative dentistry at Loma Linda, and he has served on an advisory board of Four-D College of Dental Assisting, an accredited vocational school that offers a variety of healthcare programs.
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Contact Info

440 N. Mountain Ave., Ste. 101
Upland, CA 91786

Call: 909-982-8891
Fax: 909-931-3284

Convenient Location


Click here or on the map above to get MapQuest driving directions, or feel free to call our office (909-982-8891) for help with directions. We are conveniently located across the street from Outback Steakhouse and next to Mimi’s Cafe.

Office Hours

  • Monday: 8am–5pm
  • Tuesday: 9am–6pm
  • Wednesday: 8am–5pm
  • Thursday: 8am–5pm
  • Friday: By Appointment
440 N. Mountain Ave. • Ste. 101 • Upland, CA 91786 • Call! 909-982-8891
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