prof. dr. N.J. de Wit

prof. dr. N.J. de Wit

Full Professor
prof. dr. N.J. de Wit
  • Julius Center Research



Niek de Wit has been working as a general practitioner for more than 25 years. In 2009 he was appointed as professor in General Practice at the University Medical Center in Utrecht, the Netherlands. From 2010 until July 2019 he has been manager of the Julius Health Centers, the academic general practice in Utrecht. Since June 2019 he is Division chair ad interim of the Julius Center of Health Sciences and Primary Care at the UMC Utrecht.


His research focus is on health care innovation, gastrointestinal disease and oncology in primary care. He is co-author of national and international guidelines on IBS, dyspepsia, diverticulitis and colorectal cancer. In the past years he has been involved in the development of a regional health care network , aiming at primary- hospital care collaboration, optimizing health care pathways and facilitating health care innovation initiatives in the Utrecht region.


From 2010-2012 he was visiting professor at Kings’ College, London, UK. From 2012 he is visiting professor at the University of Durham, UK , and in 2014 he was inaugurated as fellow of the Royal College of Physicians, Edinburg, UK.

Side Activities

  • member of the advisory board of the Quality Institute of the Dutch Ministry of Health
  • co-author of the Future Strategy 2022 ofthe Dutch College of general Practice (NHG)
  • member of the Woudschoten committee on core value and tasks of Dutch GPs.
  • member of the NHG guideline committee on dyspesia, diverticulitis and IBS
  • member of the Quality of care research program committee of the Dutch Research Foundation ZON/MW)
  • member of the scientific advisory board of the Dutch Cancer Foundation.
  • member of the international advisory board of the Norwegian Primary Care Research Network
  • member if the advsory board of the German General Practice research network
  • international partner of UK based CANTEST consortium for cancer diagnosis in primary 
  • member of the board of trustees of the General Practitioners organisation Gelderse Vallei.
  • member of the editorial board of Family Practice
  • member of the executive committee of the European Society for Primary Care Gastroenterology
  • member of the scientific committee of WONCA 2022 

Research Output (334)

GP involvement after a cancer diagnosis; patients' call to improve decision support

Noteboom Eveline A, Perfors Ietje A A, May Anne M, Stegmann Mariken E, Duijts Saskia F A, Visserman Ella A, Vivian Engelen, Richel Carol, van der Wall Elsken, de Wit Niek, Helsper Charles W 8 dec 2020, In: BJGP Open. 5 , p. 1-10 10 p.

Feasibility and success rates of response enhancing strategies in a stepwise prevention program for cardiometabolic diseases in primary care

Badenbroek Ilse F, Nielen Marcus M J, Hollander Monika, Stol Daphne M, Kraaijenhagen Roderik A, de Wit Niek J, Schellevis François G 1 dec 2020, In: BMC Family Practice. 21

The association between GP organisational factors and the effectiveness of a prevention programme for cardiometabolic diseases:a prospective intervention study

Badenbroek Ilse F, Stol Daphne M, Nielen Markus Mj, Hollander Monika, de Wit Niek J, Schellevis François G 17 nov 2020, In: BJGP Open. 4 , p. 1-9 9 p.

Value of social network analysis for developing and evaluating complex healthcare interventions:a scoping review

Smit Linda C, Dikken Jeroen, Schuurmans Marieke J, de Wit Niek J, Bleijenberg Nienke 17 nov 2020, In: BMJ Open. 10 , p. 1-15

Time to diagnosis of symptomatic gastric and oesophageal cancer in the Netherlands:Where is the room for improvement?

van Erp N. F., Helsper C. W., Slottje P., Brandenbarg D., Büchner F. L., van Asselt K. M., Muris J. W.M., Kortekaas M. F., Peeters P. H.M., de Wit N. J. jun 2020, In: United European Gastroenterology Journal. 8 , p. 607-620 14 p.

Sneller verwijzen bij darmkanker

van Erp Nicole, Helsper Charles, Olyhoek Saskia, Janssen Ramon, Winsveen Amber, Peeters Petra, de Wit N. J. 4 apr 2020, In: Huisarts en Wetenschap. 63 , p. 14-17 4 p.

Quality of life in primary care patients with moderate medically unexplained physical symptoms

Van Westrienen P. E., Pisters M. F., Toonders S. A. J., Gerrits M., De Wit N. J., Veenhof C. mrt 2020, In: Quality of Life Research. 29 , p. 693-703 11 p.

Effectiveness of a stepwise cardiometabolic disease prevention program:Results of a randomized controlled trial in primary care

Stol Daphne M, Badenbroek Ilse F, Hollander Monika, Nielen Mark M J, Kraaijenhagen Roderik A, Schellevis François G, de Wit Niek J 16 jan 2020, In: Preventive Medicine. 132 7 p.

Measurement properties of oral health assessments for non-dental healthcare professionals in older people:a systematic review

Everaars Babette, Weening-Verbree Linet F, Jerković-Ćosić Katarina, Schoonmade Linda, Bleijenberg Nienke, de Wit Niek J, van der Heijden Geert J M G 3 jan 2020, In: BMC Geriatrics [E]. 20 , p. 1-18

Redefining the core values and tasks of GPs in the Netherlands (Woudschoten 2019)

van der Horst Henriette E., de Wit Niek jan 2020, In: British Journal of General Practice. 70 , p. 38-39 2 p.

All research output

Thank you for your review!

Has this information helped you?

Please tell us why, so that we can improve our website.

Working at UMC Utrecht





Practical maakt gebruik van cookies

Deze website maakt gebruik van cookies Deze website toont video’s van o.a. YouTube. Dergelijke partijen plaatsen cookies (third party cookies). Als u deze cookies niet wilt kunt u dat hier aangeven. Wij plaatsen zelf ook cookies om onze site te verbeteren.

Lees meer over het cookiebeleid

Akkoord Nee, liever niet