Background: So far, five types of prevention including: primordial, primary, secondary, tertiary and quaternary prevention levels have been defined in literatures. Aim: In this study, we have proposed “prevention of malpractice” as the other level of prevention. Methods: Qualitative comparison of the data, obtained from the review of conducted studies by using of scientific literatures, registered in PubMed, Google Scholar and Scopus sites. Results: Bringing dozens of examples of “malpractice” in the five areas of prevention. Conclusion: We concluded that, “malpractice” may be occurred at all levels of prevention and preventing it can be considered as the other level of prevention.