Ohio Revised Code Title XXXVII. Health Safety Morals § 3727.49

(A) As used in this section, “freestanding emergency department” means a facility that provides emergency care and is structurally separate and distinct from a hospital, as defined in section 3727.01 of the Revised Code.

(B) A freestanding emergency department shall provide notice that identifies the facility as a freestanding emergency department. The facility shall provide the notice by posting it in either of the following ways:

(C) A freestanding emergency department shall use the national provider identifier, as assigned to the freestanding emergency department by the national provider system pursuant to 45 C.F.R. 162.408, on all claims for payment for health care services or goods.

(D) The director of health may apply to the court of common pleas of the county in which a freestanding emergency department is located for a temporary or permanent injunction restraining the freestanding emergency department from failure to comply with this section.