Oregon Revised Statutes Public Health and Safety § 431.180

(1) Nothing in ORS 431.001 to 431.550 and 431.990 or any other public health law of this state shall be construed as authorizing the Oregon Health Authority or its representatives, or any local public health authority or its representatives, to interfere in any manner with an individual's right to select the physician, physician assistant or nurse practitioner of the individual's choice or the individual's choice of mode of treatment, nor as interfering with the practice of a person whose religion treats or administers sick or suffering people by purely spiritual means.

(2) This section does not apply to the laws of this state imposing sanitary requirements or rules adopted under the laws of this state imposing sanitary requirements.