Mt Si Family Dentistry
Voted "Best Dentist in the Valley"


CONGRATS Mt Si Family Dentistry!!

We are honored to be voted the...

Best Dentist in Snoqualmie Valley 2019-2021 (Snoqualmie Valley Record)

We are so thankful for our patients and appreciate your love and support. Dr McCoy and Dr. Deno

North Bend Family Dentist- Dr. Lisa McCoy and Dr. Jacob Deno

Welcome to Mt Si Family Dentistry. This family dental practice is devoted to providing exceptional dental care in a comfortable environment. There are two owner Dentists- Dr. Jacob Deno and Dr. Lisa McCoy. They look forward to meeting new and existing patients and to exceed your dental expectations.

When you visit our North Bend dental office, your smile is our top priority.  Our entire team is dedicated to providing you with the personalized, quality dental care that you deserve in a comfortable and relaxing environment.

When you visit our office you will experience all that modern dentistry has to offer, including a comprehensive list of general, restorative and cosmetic dental services to meet the needs of the whole family. Our goal is to assist each patient in achieving and maintaining long term dental health and a beautiful smile. Some of the services we provide include: 

Cleanings & Exams
Dental Implant
Root Canal Treatment
Tooth Extractions
Dentures & Partials
Tooth Colored Fillings
Porcelain Dental Crowns
Porcelain Dental Veneers
Dental Emergencies
Evening appointments
Same Day Emergencies
Additional Services

New patients click here to learn about appointments & payment options as well as find answers to frequently asked questions, download patient forms & more.

Part of our commitment to serving our patients includes providing information that helps them to make more informed decisions about their oral health needs.  This website is a resource we hope you’ll find both useful and interesting.

We serve the communities of North Bend, Snoqualmie, Issaquah, Maple Valley, Hobart, Seattle and many more. We feel so fortunate to have patients from so many different areas.
Please browse through our website and be sure to contact us if you have any questions or would like to schedule an appointment. You may also use our online appointment request form to schedule your appointment.

Office Hours:
Monday: 10:00am-7:00pm
Tuesday: 8:00am-5:00pm
Wednesday: 8:00am-5:00pm
Thursday: 7:00am-2:00pm
Friday: By Appointment 
Saturday: ​By Appointment
Sunday: Closed

Phone: (425) 888-2290

Fax: (425) 888-1997

Follow Us/Patient Reviews:




Contact Us

We encourage you to contact us with any questions or comments you may have. Please call our office or use the quick contact form below.


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Office Location

  • North Bend
  • 341 Bendigo Blvd. North
  • North Bend, Washington
  • 98045
  • Map & Directions
  • Call: (425) 888-2290