Insuring Ohio communities since 1934.

Medical Mutual has been a trusted health insurer for 80 years. We are the oldest and largest health insurance company headquartered in the state of Ohio. We invite you to learn more about Medical Mutual, including the latest news, career opportunities and more.

Corporate Profile

Explore more information about Medical Mutual, including our leadership team.

Commitment to Community

Medical Mutual is committed to community work in the areas we serve and live. Learn more about our programs.

Community Events

Explore upcoming community events Medical Mutual is involved, including details on how to participate.


Read the latest news, awards and updates about Medical Mutual.


Discover career opportunities, including benefits, employee development programs and our diversity policies.

Contact Us

Do you have questions about Medical Mutual or would like group sales information? We’re here to help.