Dr. Med. Marc Johnsen

Dr. med. Marc Johnsen has extensive experience in geriatrics, currently serving as Oberarzt Geriatrie at St. Marien-Hospital since September 2015. In addition to this role, Marc Johnsen has also held the position of Assistenzarzt Geriatrie at St. Marien Hospital Köln since the same date. A Research Associate and PostDoc at Nephrolab Cologne/Nephrologisches Forschungslabor at the University Hospital of Cologne since October 2012, Marc Johnsen previously worked as an Assistenzarzt at Evangelisches Krankenhaus Kalk from January 2009 to September 2012 and at Städtisches Klinikum Solingen from September 2004 to December 2008. Marc Johnsen earned a degree in Humanmedizin from The University of Freiburg between 1997 and 2004.