The Professional Home for Ohio DOs
The Ohio Osteopathic Association is a non-profit professional association that advocates for Ohio's over 9,200 licensed osteopathic physicians (DOs).*
OOA has been serving the osteopathic profession and Ohioans since 1898. The OOA's mission includes promoting Ohio's public health and advancing osteopathic medicine's distinctive philosophy and practice.
*September 2026 State Medical Board of Ohio



