You may now pre-register with our office by filling out our secure online registration form here.
Referring someone? Download and print referral form here.
Your initial appointment will consist of a consultation explaining your diagnosis and treatment options.
Make sure to provide us the following:
Note: A parent or guardian must accompany all patients under 18 at the consultation visit.
Payments and estimated co-payments are due at the time service is rendered.
We accept most PPO dental insurance, Visa, American Express, Discover, and Care Credit.
We have contracted with third-party lenders to provide affordable payment plans for our patients.
Office Hours
Mon 8:00 AM – 6:00 PM
Tue 8:00 AM – 7:00 PM
Wed 8:00 AM – 6:00 PM
Thu 8:00 AM – 5:00 PM
Fri 8:00 AM – 2:00 PM
Sat 8:00 AM – 2:00 PM
Our Practice
Office Hours
Mon 8:00 AM – 6:00 PM
Tue 8:00 AM – 7:00 PM
Wed 8:00 AM – 6:00 PM
Thu 8:00 AM – 5:00 PM
Fri 8:00 AM – 2:00 PM
Sat 8:00 AM – 2:00 PM
Our Practice
Popular Services
Dr. Tane Rontal and her team at Delta Bay Dental Group in Brentwood, California, provide exceptional cosmetic and restorative dentistry services to patients from throughout the Discovery Bay area, including from the communities of Brentwood, Oakley, Antioch, Discovery Bay, Walnut Creek, Livermore, Pleasant Hill, Pleasanton, and the 94513 zip code.
