We schedule regular clean which is coverred by insurance, but Q dental bill me as period maintenance which is never requested, not informed and not fully coverred by my insurance. I called for correction, the manager insisted me on-site talk (for bill issue only? I have to take my work day off). In the office, the manager claim she received history dental record of "period maintenance " and it is mandatary for us to use this service in Q dental. I asked to present our "history dental record", it turns out the document never... read full review »