At. Advanced Endodontic Care. our team has nearly 30 years of experience and is the only endodontic practice in southeastern WA and eastern OR with 3 board certified endodontists. Our doctors are seasoned professionals who have performed well over 10,000 successful root canal procedures. Currently, our practice is seeking a. Registered Dental Assistant. for our office in. Richland, WA. The ideal candidate will have prior dental experience, enjoys...