TK insurees rate our services positively

You are at the heart of what we do

We strive to be a reliable partner for our insurees and provide them with optimal support when it comes to their health. Top results in regular surveys confirm the high level of satisfaction of our customers. Our quality assurance measures ensure that we continuously improve our service and tailor it to your needs. That's how we set the standard in terms of service quality:

Overall satisfaction: 97.0 per cent of all insurees surveyed are satisfied with TK (result for 2025).

Telephone availability: 94.7 per cent of all customer calls were taken in February 2026.

Telephone waiting time: In February 2026, callers had to wait an average of 37 seconds before they could speak to a TK employee.

Contact satisfaction on the phone: 95 per cent of all respondents who have recently called TK are satisfied with the call (result for the period January to December 2025)

TK-App ratings: Excellent ratings for the TK-App in the app stores (Apple App Store 4.8 stars/Google Play Store 4.3 stars) are further proof of our digital expertise

Top marks for outstanding customer orientation

TK came out top with a ranking of "very good" in the ServiceAtlas study in 2025.

Insurees were particularly impressed by the friendliness and politeness of staff, their willingness to help, availability by phone and the quality of the advice given. TK received top marks in all performance categories.

The ServiceValue study was based on the views of 4.456 insurees on 42 large German statutory health insurance funds.

Digital solutions for your health

We offer an impressive range of digital products in addition to our excellent service both on the phone and in our customer centres. The TK-App allows you to handle your health insurance from the convenience of your phone.

TK-App - the best statutory health insurance app

Quick, flexible and on the go. With the TK-App you have a whole range of services at your fingertips whenever and wherever.

Take advantage of our TK Bonus Plan, TK-Fit and TK-Coach services via the app. What's more, you can also use the app to send us your sick notes and request reimbursements amongst many other things.

Great benefits which are guaranteed to impress. In an online customer survey conducted by the "Deutsche Gesellschaft für Verbraucherstudien", the TK-App was ranked the best statutory health insurance fund app for 2025. The shining reviews of our app speak for themselves.

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Download TK-App now

TK: award-winning services from your health partnerAt TK, we do everything in our power to provide you with the best possible service. Our continuous improvements are not just empty promises. They are backed up by numerous seals of approval and awards from independent tests every year. Put your trust in a partner who is committed to your health.


Award-winning health care cover
Award after award - TK proves why it’s Germany’s number one health insurance fund.