Booking an appointment with the National Health Fund (CNS) online

Last update

The agencies of the National Health Fund (CNS) are open to the public by appointment only. It is possible to book an appointment online via Appointments can be made with or without authentication using a LuxTrust product or an electronic identity card (eID).

Who is concerned?

Any person, resident or not, who wishes to make an appointment with the CNS.

People who are unable to book an appointment online can contact the CNS by phone and an agent of the CNS will make an appointment for them.


Booking an appointment online is free of charge.

How to proceed

Submitting the application

Applicants can choose between a procedure with or without authentication using a LuxTrust product or an electronic identity card (eID).

The appointment can also be made using the mobile application. In order to do so, they must:

Once the procedure has been launched by computer or by the mobile application, applicants must:

  • authorise or not authorise the CNS to contact them to improve the customer experience;
  • enter their contact details and, if applicable, whether they are insured with the CNS;
  • state why they want to make an appointment (long-term care insurance, reimbursement by cheque, etc.);
  • choose the CNS agency where they wish to make an appointment;
  • choose the date and time of their appointment among the proposed time slots.

The administration's response

After validating the appointment request, the applicant receives an acknowledgement of receipt of the appointment request.

The request for an appointment is analysed by a CNS agent. If the request is granted, the applicant will receive an appointment confirmation. This confirmation:

  • includes the date, time and address of the agency where the appointment takes place;
  • includes a QR Code that must be presented at the appointment.

Applicants can:

  • bring the printed document and scan the QR Code using the terminals at the entrance of the relevant agency on the day of the appointment; or
  • scan the QR Code directly on their smartphone or tablet on the day of the appointment.

Please note: the appointment confirmation containing the QR Code must be brought on the day of the appointment.

The confirmation also contains a link that allows applicants to cancel the appointment online via

Cancellation of an appointment

Applicants can cancel the appointment online via To do so, they must use the link on the appointment confirmation.

Good to know

Some procedures do not require an appointment in an agency but can be carried out directly and faster on the CNS website.

The insured can also find answers to their questions:

  • on the CNS website and in the CNS FAQ; or
  • by phone at (+352) 27 57 1, from 8.00 to 16.00; or
  • by email at the following address: (you will receive a response within 24 to 48 hours).


Online services and forms

Who to contact

National Health Fund (CNS)

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Related procedures and links



Further information

Online help and FAQ

on the website of the National Health Fund

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