(b) Has been disciplined, which shall include allowing an osteopathic physician to resign, by a licensed hospital or medical staff of said hospital for any act that constitutes a violation of this chapter. If a physician resigns or withdraws from privileges when such facility notifies the physician that it is conducting an investigation or inquiry regarding an act which is potentially a violation of this chapter, the facility shall complete its investigation or inquiry and shall notify the department of the physician's resignation or withdrawal from privileges if the completed investigation or inquiry results in a finding that such act constitutes a violation of this chapter for which the facility would have disciplined the physician or allowed her or him to resign or withdraw from privileges. Within 20 days of receipt of such notification, upon board approval, the department shall notify all hospitals and health maintenance organizations in the state of any disciplinary action which is severe enough for expulsion or resignation reported pursuant to this subsection, identifying the disciplined physician, the action taken, and the reason for such action.