[2] It is notable for being a pioneer in sex-change operations, with the hospital's first of thousands of such surgeries being completed there in 1969.

In 1969, the hospital was secularized and bought by the Trinidad Area Health Association, an organization that continues to own and run the facility.

A completely new hospital building was constructed and opened in 1972 and continues to serve as Mt.

[5] Following the Ludlow Massacre, armed strikers took control of Trinidad and the hospital.

Resident surgeon Dr. Stanley Biber performed the hospital's first sex-change operation in 1969, and thousands of additional sex-change operations were performed there[3] until Biber's successor left following a dispute in 2010.