Prof. Dr. Christian Johner

Christian Johner is passionate about software development, medicine, quality management and teaching. His missions are

  • to encourage those, who work in combined field of IT and healthcare, in both their personal and professional development. For this reason, Christian Johner shares valuable knowledge and method in order to find and reach certain goals. His students and customers benefit a lot from his extraordinary educational skills.
  • to support manufacturers in the development and authorization process of their medical products with the best quality, organized planning, without unnecessary overhead through excellent QMS and within a very short time. 

Current Occupations

Expert for standard-compliant development and medical software

Christian Johner, together with his team, consults countless medical technology manufacturers in Europe and in the USA in their medical software development and authorization. His customers also include many notified bodies. Learn more about his consulting and the consulting team.

Christian Johner in an interview with ARD (PlusMinus)

Christian Johner is a part of IEC 62366 standards committee as one of the pioneers in his field. His articles have about 1000 daily readers, in which he focuses on following topics 

Professor, Lecturer and Speaker

As a professor, Christian Johner teaches software architecture, software engineering, software quality control in Constance university of applied science. He has taught and partly still teaches in Krems university, St. Gallen university and Würzburg university. 

During his research stay (2010-2011) in Stanford University, he cooperated in the development of ontology editors Protégé and taught lectures for "Modeling of Biomedical Systems" subject. His MBA students also benefit from his valuable networks in Silicon Valley.

Dr. Johner is a well respected speaker for medical products software engineering, usability engineering and medical IT.

Head of Institute for Healthcare IT

Professor Johner is the head of institute for "Healthcare IT", where specialists and executive managers complete professional seminars and extra-occupationally study (Master of Science and MBA). The students are recruited as employees from almost all well-known medical technology manufacturers and hospital chains. 


Christian Johner is a postdoc in physics and has been working in healthcare field for over 25 years. He first began in radiation oncology, planted radiation and found his first company for medical devices quality assurance.

From 1995 untill 2006, he worked for the international healthcare group Fresenius Medical Care as software architect and head of development for clinical systems. He developed a medical informations system with hospitals and clinical practices that are managed worldwide.  The medical software provider NephroCare, which he cofound and has lead as chairman of supervisory board, is now also a part of Fresenius healthcare group.


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