Complaint about CM services
Do you have a complaint about CM's services? Do you have the feeling that something is not going as you expected? Let us know. After all, we improve our service with your response.
First report your complaint to CM in your region, which is your first point of contact. This can be done in various ways.
After receiving your complaint, we will notify you of receipt within seven days . If the handling of your complaint takes a little longer due to circumstances, you can count on interim communication. We will provide a definitive answer within thirty days at the latest.
- Regional complaint form
- Email: [email protected]
- By telephone: 03 221 93 39
- In a CM office
- In writing via a CM mailbox : address your letter to the CM complaints coordinator for the province of Antwerp.
- Regional complaint form
- Email: [email protected]
- By telephone: 011 28 02 11
- In a CM office
- In writing via a CM mailbox or letter to the complaints coordinator CM, Herkenrodesingel 101, 3500 Hasselt
- Regional complaint form
- Email: [email protected]
- By telephone: 09 224 77 11
- In a CM office
- In writing via a CM mailbox or letter to the complaints coordinator CM, Martelaarslaan 17, 9000 Ghent
- Regional complaint form
- Email: [email protected]
- By telephone: 016 35 96 00
- In a CM office
- In writing via a CM mailbox or letter to the CM complaints coordinator
- Leuven: Platte Lostraat 541, 3010 Kessel-Lo
- Brussels: Haachtsesteenweg 1805, 1130 Brussels
- Regional complaint form
- Email: [email protected]
- By telephone: 050 44 05 00
- In a CM office
- In writing via a CM mailbox or letter to the CM complaints coordinator, Oude Burg 19, 8000 Brugge.
National Ombudsman CM
Do you disagree with the way your CM region handled your complaint? Then you can contact the national ombudsman.
How you can reach this is stated at the bottom of the answer (to your complaint) that you received from CM.
After receiving your complaint, we will notify you of receipt within seven days . If the handling of your complaint takes a little longer due to circumstances, you can count on interim communication. We will provide a definitive answer within thirty days at the latest.
Important
You can ask informative questions and suggestions about your CM file, CM services and benefits or health insurance via the contact form .