Arztplatz.de is a free of charge internet service, which aims for both decreasing costs of treatment in the health care system and improving the quality of health services. Patients can, without any risk, accurately, assess their doctors according to the well-thought-of system. Thanks to that only those specialists are granted, who offer to their patients high quality services for a fair price. Patients can save on medical treatment expenses comparing calculated costs at their own doctors to costs of treatment at other doctors'. The choice of the doctor depends not only on the price, but also on expected satisfaction from the medical services. Presently Arztplatz.de provides the comparisons of the prices for dental treatment and laser operations on eyes.