How Krankenkasse Works

How the German Healthcare System Works: A Practical Guide

Navigating the German healthcare system starts with understanding how Krankenkasse works. The system is built around the Krankenkasse, which is the health insurance fund that most residents use and that connects patients to medical providers. Knowing how Krankenkasse works helps you move smoothly from a routine visit to a hospital stay without getting stuck in bureaucracy. For an official overview of the structure of the German healthcare system, you can consult the information provided by the Federal Ministry of Health (BMG).

The Hausarzt: Your Primary System Node

In Germany, medical care usually begins with the Hausarzt, the family doctor. This is your main contact for most health issues and the person who coordinates referrals to specialists. Unless it is an emergency, you are expected to see your Hausarzt first.

• Consultation and Sick Notes: If your illness prevents you from working, the doctor issues an eAU (electronic Certificate of Incapacity for Work) that is sent directly to your Krankenkasse. You still need to inform your employer so they can access the certificate.
• The Referral Protocol (Überweisung): For specialists, the usual route is an Überweisung from your Hausarzt. This keeps your medical records connected and helps avoid unnecessary repeat tests. How Krankenkasse works is clearer when referrals are used, because they show how care is coordinated across providers.

The Pharmacy Network: Getting Medicine from an Apotheke

Medicines in Germany are distributed almost exclusively through the Apotheke. Even common drugs are usually dispensed in a pharmacy, where you also receive usage advice.

• Digital Integration (E-Rezept): Prescriptions are now digital. You simply present your Gesundheitskarte at the Apotheke and the pharmacist retrieves the prescription from the system. Many Krankenkassen also show your prescriptions in their app.
• Co_PAYMENT Mechanics (Zuzahlung): The insurance fund covers most of the medication cost, but patients in the statutory system usually pay a small fixed co-payment of 5 € to 10 € per prescription. This is another way to see how Krankenkasse works in everyday life.

Specialists and Diagnostic Scheduling

Accessing specialists can take time, especially in big cities, so being proactive helps you avoid long waits.

• Online Optimization: Use booking platforms to filter for language and real-time availability. Last‑minute cancellations can give you a slot much faster than waiting for a standard appointment.
• The 116 117 Service: If online booking fails, call 116 117 to find appointments with statutory doctors, especially for urgent referrals.
  TAP TO CALL 116117
• Billing Logic: At the specialist’s office, your Gesundheitskarte is used to bill the health insurance directly. You rarely see an invoice for standard services, which is another example of how Krankenkasse works automatically in the background.

Hospital Logic and Emergency Procedures

Hospital stays follow clear rules that balance access and cost.

• Emergency Access (Notaufnahme): In serious emergencies, call 112. Treatment is covered, but there is often a standard 10 € co-payment for ambulance transport.
• Planned Admissions (Einweisung): For non-urgent procedures, you need an Einweisung (hospital referral) from a specialist or your Hausarzt. This ensures approval and coverage by your Krankenkasse.
• Hospitalization Fees: In the statutory system, patients pay a daily fee of 10 € for the first 28 days per calendar year. This shows how Krankenkasse works to share costs while protecting people from high bills.

In practical terms, understanding how Krankenkasse works makes the German healthcare system easier to use. By using your Gesundheitskarte correctly and working with a Hausarzt, you can move smoothly from primary care to specialists and hospital stays with minimal friction.

Struggling with German bureaucratic terms? Check our Glossary of Key Terms .