A family doctor may sometimes refer you to a medical specialist, such as a doctor at a hospital. You can read more about user fees at hospitals and outpatient clinics here (in Norwegian).
The same rules normally apply to user fees and contributions for medical specialists as for family doctors. If you are referred to a specialist at a private practice, it is a condition that the specialist has an operating subsidy agreement with a regional health trust authority. Below are links to the websites of each health region, with an overview of medical specialists who have an agreement with Helfo. The following pages are only available in Norwegian:
The groups that are exempt from user fees are the same for medical specialists as for doctors if the specialist has an operating subsidy agreement.
You will have to pay the full cost of your treatment yourself if you visit a medical specialist who does not receive an operating subsidy. This applies even if you have a referral from a family doctor.