Public Krankenkasse
TK health insurance, explained
Techniker Krankenkasse — Germany's largest non-regional public insurer with strong digital service and English support.
Why people choose TK
Best for: Employees who want strong digital service, English-language support and a non-regional alternative to AOK.
Founded 1884
Established 1884. ≈11 million members.
Zusatzbeitrag (2026): 1.7%
On top of the base public rate (~14.6%), each Krankenkasse charges a small Zusatzbeitrag. The number changes annually.
Standard public benefits
Same statutory benefit catalogue as every public insurer — Krankenkassen mainly differ on service and additional benefits.
Switching is easy
You can switch Krankenkassen with two months' notice. Cancellation is straightforward and benefits continue uninterrupted.
TK at a glance
Feature
TK
Stats
Founded
Founded
1884
Members
Members
≈11 million members
Zusatzbeitrag (2026)
Zusatzbeitrag (2026)
1.7%
Choose a plan to compare
FoundedFounded
MembersMembers
Zusatzbeitrag (2026)Zusatzbeitrag (2026)
Common questions
Keep reading
Related guides
Two more pages that come up most often when people are at this stage.