This report is part of a series of country reviews of health information systems that was launched by the OECD Working Party on Health Care Quality and Outcomes (HCQO) and is part of the 2021/22 programme of work of the OECD Health Committee. The OECD thanks the experts within the Netherlands that gave of their time to participate in interviews and focus groups. The OECD acknowledges Herko Coomans for his support in co‑ordinating the study in the Netherlands. The report was authored by Jillian Oderkirk, Luke Slawomirski and Véronique Bos with input and guidance from Niek Klazinga and David Morgan, and assistance from Ricardo Sanchez Torres. Thanks are extended to Francesca Colombo and Frederico Guanais for their comments on a preliminary draft.