Oregon Revised Statutes Corporations and Partnerships § 58.387

(1) A professional corporation organized for the purpose of practicing medicine and its shareholders may provide for the disposition of a deceased shareholder's shares in the articles of incorporation, in the bylaws, by agreement between the corporation and its shareholders or by agreement among the shareholders. If there is no such provision, the shares shall first be offered for sale to the remaining shareholders of the corporation by the personal representative of the deceased shareholder's estate. If the shares are not disposed of within six months after the date of the death of the deceased shareholder, a special meeting of the shareholders shall be called, at which meeting it shall be decided by vote of the remaining shareholders whether the corporation shall redeem the shares or whether the corporation shall be voluntarily dissolved. The meeting shall be held within seven months after the date of the death of the deceased shareholder. The action determined to be taken by the shareholders shall be completed within nine months after the date of death of the deceased shareholder. At the special meeting, the shares of the deceased shareholder may not be voted or counted in the determination of whether the shares shall be redeemed or whether the corporation shall be voluntarily dissolved.

(2) If a deceased shareholder of a professional corporation organized for the purpose of practicing medicine was the only shareholder of the corporation at the time of death, the corporation shall cease to practice medicine as of the date of death of the deceased shareholder unless the corporation has retained the services of another physician licensed in this state to practice medicine. Within six months after the date of death of the deceased shareholder: