The Professional Home for Ohio DOs

The Ohio Osteopathic Association is a non-profit professional association that advocates for Ohio's 8,900 licensed osteopathic physicians (DOs).*

Ohio DOs represent nearly 16 percent of the state's licensed physicians and 28 percent of the state's family physicians. 

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. 

*January 2025 State Medical Board of Ohio