Oregon Revised Statutes Protective Proceedings; Powers of Attorney; Trusts § 127.555

(1) If there is more than one physician caring for a principal, the principal shall designate one physician as the attending physician. If the principal is incapable, the health care representative for the principal shall designate the attending physician.

(2) Health care representatives, and persons who are acting under a reasonable belief that they are health care representatives, shall not be guilty of any criminal offense, or subject to civil liability, or in violation of any professional oath, affirmation or standard of care for any action taken in good faith as a health care representative.

(3) A health care provider acting or declining to act in reliance on the health care decision made in an advance directive, made by an attending physician under ORS 127.635 (3), or made by a person who the provider believes is the health care representative for an incapable principal, is not subject to criminal prosecution, civil liability or professional disciplinary action on the grounds that the health care decision is unauthorized unless the provider:

(4) The immunities provided by this section do not apply to:

(5) A health care provider who determines that a principal is incapable is not subject to criminal prosecution, civil liability or professional disciplinary action for failing to follow that principal's direction except for a failure to follow a principal's manifestation of an objection to a health care decision under ORS 127.535 (5).