{"entity":{"id":"valery-lemmens","kind":"person","name":"Valery Lemmens","aka":[],"tldr":"Cancer epidemiologist and professor who became Director of OncoZON, the oncology network of ten hospitals in the south-east Netherlands, in August 2026.","summary":"Valery Lemmens is Director of OncoZON, the regional oncology network of ten affiliated healthcare institutions in the south-east Netherlands that coordinates shared care pathways, expert teams and knowledge exchange for cancer care. He took up the post on 1 August 2026, succeeding René van der Hulst, who had led the network for three years. An epidemiologist, he has held a professorship in region-integrated cancer care at Maastricht University since 2024, spent more than 20 years with the Netherlands Comprehensive Cancer Organisation (IKNL), including as a board member from 2019 and later as medical adviser, and previously held board positions at Maastro and a professorship in cancer surveillance at Erasmus MC. Board chair Helen Mertens, CEO of Maastricht UMC+, announced the appointment.","asOf":"2026-09-10","links":[{"label":"Source: OncoZON news item announcing the appointment (August 2026)","url":"https://www.oncozon.nl/prof-dr-valery-lemmens-benoemd-tot-directeur-van-oncozon/"}],"tags":["leadership","clinician-scientist","comprehensive-cancer-centre"],"related":[],"cancers":[],"sections":[],"technologies":[],"targets":[],"drugs":[],"companies":[],"institutions":["erasmus-mc"],"pathways":[],"terms":[],"trials":[],"people":["helen-mertens"],"bottlenecks":[],"keyPapers":[],"journals":[],"dependsOn":[],"notes":[],"role":"Director, OncoZON (regional oncology network, south-east Netherlands)","institutionId":"oncozon","specialisms":["Cancer epidemiology","Cancer registries and surveillance","Regional cancer networks"],"profiles":[{"label":"OncoZON appointment announcement","url":"https://www.oncozon.nl/prof-dr-valery-lemmens-benoemd-tot-directeur-van-oncozon/"},{"label":"PubMed","url":"https://pubmed.ncbi.nlm.nih.gov/?term=Lemmens+VE%5BAuthor%5D"}],"papers":[{"title":"Patterns of metachronous metastases after curative treatment of colorectal cancer","journal":"Cancer Epidemiology","year":2014,"doi":"10.1016/j.canep.2014.04.004"},{"title":"Predictors and survival of synchronous peritoneal carcinomatosis of colorectal origin: A population‐based study","journal":"International Journal of Cancer","year":2010,"doi":"10.1002/ijc.25596"}]},"route":"/people/valery-lemmens/","neighbours":{"institution":[{"id":"erasmus-mc","kind":"institution","name":"Erasmus MC Cancer Institute","route":"/institutions/erasmus-mc/"},{"id":"oncozon","kind":"institution","name":"OncoZON Comprehensive Cancer Network","route":"/institutions/oncozon/"}],"person":[{"id":"helen-mertens","kind":"person","name":"Helen Mertens","route":"/people/helen-mertens/"}]}}