We’re always working to ensure that your visit is scheduled professionally and as efficiently as possible. To schedule your complimentary orthodontic consultation or an appointment with Dr. Ko or Dr. Yoon, you may either:

If you’re unable to reach us on the phone, you will receive a reply to your online request within a few hours (generally within the hour during office hours).

Office Address

Tri-Valley Orthodontics
111 Deerwood Rd #185
San Ramon, CA 94583
Email: info@tri-ortho.com
Phone & Text: 925-272-7868
Fax: 925-718-3116


Office Hours

Monday 10:00 AM – 6:00 PM
Tuesday 10:00 AM – 6:00 PM
Wednesday 11:00 AM –7:00 PM
Thursday 10:00 AM – 6:00 PM
Friday: 10:00 AM – 6:00 PM
Saturday: 8:00 AM – 1:00 PM*
*3rd Saturday of each month only
*Lunch is from 1:00PM – 2:00 PM


Map, Directions, and Transit Options

Public Transit

Closest Transit Stop
Crow Canyon Rd @ Deerwood Pl
141 ft. SE from our office

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