April 2009 I had dental scaling done to both sides of my mouth at Penn Dental. The procedure is covered by my insurance, but I got a bill from Penn Dental, stating that the insurer would cover only half. The insurer claimed that I'd had the procedure done twice on one side of my mouth, not once on both sides. It would not cover the procedure done twice to one side. Penn Dental told me that the error was my insurer's. I filed a complaint against my insurer with the Pa. Insurance Dept. They replied with documentation from my insurer... read full review »