In 2011 Mariana Bezuhla graduated O.O.Bogomolets National Medical University and received her degree on Internal Medicine. Since 2011 to 2015 she worked as a physician, also having PhD program at the State Scientific Institution “Scientific and Practical Center for Preventive and Clinical Medicine”.
In 2015-2016 Mariana went on mobilization and served as a military physician in the brigade, including the ATO area on the East of Ukraine. Later on she was sent to the Central Medical Directorate of the AFU to organize an international medical cooperation. In 2016 worked as a reform advisor for the OSCE (democratic civilian control project). 2016-2018 worked as a coordinator of Planning and Reform of medical branch at the Ministry of Defence of Ukraine. 2018-2019 – Head of the Program “Reform of the Medical System of the Armed Forces of Ukraine”.
Since 29 August 2019 Mariana Bezuhla is a Member of Ukrainian Parliament, the Deputy Head of the Committee on National Security, Defence, and Intelligence; the Head of the subcommittee on implementation of NATO values and standards, international military cooperation and peacekeeping at the Verkhovna Rada of Ukraine; Second Deputy Head of the Permanent parliament delegation to the NATO PA.