Welcome Dr. Kirk Rathburn is a premier Boulder dentist, devoted to serving the Boulder, Colorado area since 1989. The focus of his dentistry practice is to provide restorative, preventive, and surgical dentistry in one, convenient location. To ensure a comfortable experience for his patients, Dr. Rathburn utilizes advanced treatment techniques, state-of-the-art technology, continuing education for himself and his team, and a collaborative approach to diagnosis and treatment.