Office Tour We’re proud of our office and we want to show you through the pictures on this page why we feel the the way we do. Click on an image for a larger view. John D. Mann DDS Office Sign Building Entrance Entrance Reception Waiting Room Hallway Operatory Operatory Operatory Contact Information John D. Mann DDS 5200 Snyder Lane #3 Rohnert Park, CA 94928 Phone: 707-584-9589 Fax: 707-584-8057 Email Dr. Mann Business Hours: Monday-Thursday 8 a.m.-5 p.m. We Accept: Read Our Reviews On Yelp Yelp