Live chat
Because of the coronavirus, our employees are temporarily working at home. Do you have questions? We recommend that you use our live chat. You will receive a response as soon as possible.
MijnONVZ
Would you like to inform us about a change, or submit a claim? You can do all this and much more on your MijnONVZ page.
For general questions about your health insurance policy, you may send an e-mail to our Service Centre (sc@onvz.nl).
Important telephone numbers
General questions: +31 (0)30 639 62 22
For general questions about your health insurance policy, please call our Service Centre. We are happy to help you Monday to Friday from 8.00am to 6.00pm.
Health-care mediation:+31 (0)30 639 62 24
If you have any questions about waiting list mediation, or would like advice and information on health, illnesses and prevention, please contact our ZorgConsulent advisers.
Personal support with health-care issues: +31 (0)30 639 62 24
If you would like information about possible treatment methods, hospital operations, a second opinion or a health check, please contact our ZorgConsulent advisers.
Maternity care: +31 (0)79 343 04 64
If you are pregnant and would like to request maternity care, please contact the ONVZ Kraamzorg Service.
Emergency medical assistance abroad: +31 (0)88 668 97 67
In the event of emergency hospitalisation abroad, you can contact the ONVZ Zorgassistance 24-hour service. You can also find this telephone number on your health insurance card.
Visitors' address
ONVZ
De Molen 66
3995 AX Houten
Netherlands
Postal address:
ONVZ
Postbus 392
3990 GD Houten
Netherlands
T: +31 (0)30 639 62 22
F: +31 (0)30 635 12 75