Dr. Nancy Ruth Kaher is a family dentist who also specializes in cosmetic dentistry. Her San Carlos office is in a newer building, and it's best to enter from the parking lot with the entrance at F Street. The waiting room is a quiet space with chairs and a selection of magazines. Dr Kaher is a member of both the California Dental Association and the American Dental Association. She has a second office in Palo Alto, and her practice accepts CareCredit.