Looking for a Tigard Dentist? Dr. Rod Johnson provides dentistry to the following locations: Portland, Lake Oswego, Beaverton, Sherwood, Tualatin. Tigard Dentist providing excellent dentistry including Cosmetic Dentist, Teeth Whitening, Veneers, Dental Implants, General Dentist, Invisalign in Tigard, Portland, Lake Oswego, Beaverton, Sherwood, Tualatin, .