Ohio Rev. Code Ann. § 4755.481
(A) If a physical therapist evaluates and treats a patient without the prescription of, or the referral of the patient by, a person described in division (H)(1) of section 4755.48 of the Revised Code, all of the following apply:
(2) If the physical therapist determines, based on reasonable evidence, that no substantial progress has been made with respect to that patient during the thirty-day period immediately following the date of the patient's initial visit with the physical therapist, the physical therapist shall consult with or refer the patient to a person described in division (H)(1) of section 4755.48 of the Revised Code, unless either of the following applies:
(3) If the physical therapist determines that orthotic devices are necessary to treat the patient, the physical therapist shall be limited to the application of the following orthotic devices: