Dr. Douglas G. Rummells, Jr, DMD. Dr. Rummells began Integrity Dental to better serve patients in the Jackson-metro area. Over the past 15 years, Dr. Rummells and our kind, friendly staff have served patients in Brandon. We're excited to bring out those smiles at our new location! Dr. Rummells and his family are very active at their church, where they have been members for the 20+ years of their marriage. He enjoys playing guitar, woodworking, and spending time with his family.