Simultaneous performance of health services, both within the public health network as well as privately is possible in the following cases: - private practitioner, who obtained a concession just for a certain part of the health services he/she might provide, can the rest of health services (and are not covered by the concession) provide on the private basis; - medical professional, an employee in the public health care institution, could perform health care services with another legal entity or natural person, which performs health activities, only on the basis of the written consent of his/her employer and prior consent of the founder of the said public health care establishement or structure; - medical professional, an employee in the legal entity or natural person, which does not perform health activities within the public health service, could perform health services with the public health care establishement or structure in accordance with the Employment Relationships Act (competition assessment).