In 1898, the German Methodist Deaconess Home Association purchased the Reamy Hospital, a 20-bed private hospital operated by prominent gynecological surgeon Thaddeus A. Reamy at the corner of Oak Street and Reading Road.

[2] In 1970, Bethesda North Hospital opened in Montgomery to serve Cincinnati's rapidly growing northern suburbs.

[4] In the 1980s, Bethesda Oak added centers for cancer treatment and inpatient hospice care.

[1] In 1995, Bethesda Inc. partnered with Good Samaritan Hospital to form TriHealth and shifted its focus toward fiscal sponsorship of the new integrated healthcare system.

[4] By then, patient admissions had declined dramatically, leading to a string of yearly operating losses in the millions of dollars.