The dental services at Saint Peters's Harry Randall Niehaus DDS are gentle, pain-free and quick, leaving you with a sparkling smile. Keep up with your dental health with a professional service, such as fillings, check-ups, and crowns and veneers. To maintain a timely workflow, this establishment is strictly appointment only. When your teeth need some extra cleaning, you can depend on Harry Randall Niehaus DDS to get the job done.