Marta Aymerich has a doctoral degree in Medicine and Surgery (Universitat Autònoma de Barcelona, 2002), a master's degree in Health Service Assessment and Management (Universitat Autònoma de Barcelona, 2001), a master's degree in Public Health (Harvard University, 1999) and a postgraduate diploma in Social Policy (Universitat Autònoma de Barcelona, 1995). She is executive president of the UOC's eHealth Center and a member of its eHealth Lab research group. Previously she founded and was a researcher at TransLab (Translational Medicine and Decision Science Lab), at the University of Girona, where she was a professor in the Faculty of Medicine from 2009 to 2014. 

She led the Agency for Health Technolgy Assessment and Research from 2006 to 2008, where she had developed her research career since 1995. She was director of the Government of Catalonia's Interdepartmental Council for Technological Innovation and Research (CIRIT) from 2004 to 2006 and deputy secretary of the Catalan and Balearic Academy of Medical and Health Sciences from 1997 to 2002. 

She has published numerous articles in indexed journals and has given many  talks and lectures on health service assessment and research. She assesses research projects for the European Commission, the Spanish Ministry of Science and Innovation's National Research Evaluation and Analysis Agency (ANEP), the Spanish Ministry of Health's Health Research Fund (FIS) and a range of other scientific organizations.