The purpose of this paper is to analyze the effect of corruption behavior on access to health care benefits in Benin. The estimation of the Heckman selection model (1979), based on survey data from users of public hospitals in Benin, showed that corruption behavior facilitate saccess to health care each health applicant. But collectively, they slow down the normal functioning of health care services, create a congestion effect and increase the vulnerability of some users of public health centers. The study recommends the establishment of monitoring mechanisms and an increase in sanctions for corrupt behavior.