Oregon Revised Statutes Oregon Vehicle Code § 807.090

(1) If the Department of Transportation determines that a person may be ineligible for a license because the person has a mental or physical condition or impairment that affects the person's ability to safely operate a motor vehicle, the person may establish eligibility for a license:

(2) The medical determination officer shall determine that a person is eligible for a license under this section if an applicant establishes to the satisfaction of the officer that the person's mental or physical condition or impairment does not affect the person's ability to safely operate a motor vehicle. The medical determination officer shall use the following to determine the person's eligibility under this subsection:

(3) If a person establishes eligibility for a license under this section by receiving a determination of eligibility, the department may require the person to reestablish eligibility at reasonable intervals. The frequency of reestablishing eligibility under this subsection shall be established by the medical determination officer after reviewing any recommendations from the physician, nurse practitioner or physician assistant of the person required to reestablish eligibility.

(4) The department may employ any qualified physician, nurse practitioner or physician assistant who holds an unrestricted license in the State of Oregon to perform the duties assigned to the medical determination officer by this section.

(5) As used in this section, “physician” means a person who holds a degree of Doctor of Medicine or Doctor of Osteopathy and is licensed under ORS chapter 677 and a person who holds a degree of Doctor of Naturopathic Medicine and is licensed under ORS chapter 685.