How can we help?


Same-day crowns

At Newcastle Dentistry, our team uses CEREC same-day crowns to get your smile back to full function as soon as possible.

Newcastle kids dentistry

Newcastle Dentistry has a pediatric dentist on staff to give your child the best dental experience possible.

sedation dentistry

We utilize oral sedation to make sure your experience at Newcastle Dentistry is comfortable and anxiety-free.

Cleaning + Prevention

Periodic dental cleanings at Summit Dental Group keep your dental health on track. Discover the benefits of optimal care & regular check-ups.

Tooth Restoration

Dental implants, bridges & dentures provide solutions for missing teeth. Dr. George brings his expertise to direct your tooth restoration case at every stage.


Invisalign brings stealth straightening to you with thin, invisible trays. Summit Dental Group’s experience puts a stunning smile within easy reach.

Welcome to Newcastle Dentistry

Conveniently located in Newcastle, WA, our team of dentists and staff care for families from Newcastle and the communities of Bellevue, Renton, Issaquah, and Renton Highlands.

Why Choose Us?

We are your local family friendly dental office, able to manage everything from your children’s checkups to CEREC same-day restorations, root canals, wisdom teeth extraction, and tooth-colored fillings. 

Our highly skilled doctors and staff genuinely care for their patients and treat them like family.

With our two general dentists, Dr. Bishai and Dr. Strange, and our pediatric dentist, Dr. Lee, your whole family can be seen in one office. We believe in modern dentistry by professionals who care.

Meet the Dentists


Rosana Bishai, DDS


Geoffrey Strange, DDS


Michael Lee, DDS

Schedule an appointment at newcastle dentistry today!