Okla. Stat. tit. 63 § 1-711
The State Commissioner of Health shall conduct and make a survey and inventory of the location, size, and character of all existing public and private (proprietary as well as nonprofit) hospitals, community mental health facilities, health centers, and related health facilities within the State of Oklahoma; evaluate the sufficiency of such hospitals, community mental health facilities, health centers, and related health facilities to supply the necessary physical facilities for furnishing adequate hospital, clinical, and similar services to all people of the state; and compile data and conclusions, together with a statement of the additional facilities necessary, in conjunction with existing structures, to supply such services.
Okla. Stat. tit. 63, § 1-711