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Service

Contacting ONVZ

ONVZ is always ready and willing to assist you - by telephone, via live chat or e-mail or through a visit.

Different opening hours

Due to the holidays, our opening hours are different on the following days:

  • April 27 on (King's Day) we will be closed.

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 (yellow button on the right side of the page). 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.

E-mail

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 9.00 a.m. to 5.00 p.m.

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. They are happy to help you Monday to Friday from 9.00 a.m. to 5.00 p.m.

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. They are happy to help you Monday to Friday from 9.00 a.m. to 5.00 p.m.

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.

Bank account number

  • IBAN (SWIFT): NL59INGB0007812890 on behalf of ONVZ
  • BIC: INGBNL2A

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

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