Minn. Stat. § 383B.919

The corporation shall be a "municipality" for purposes of tort liability pursuant to chapter 466; except that chapter 466 does not apply to an action against any subsidiary, joint venture, association, or partnership of the corporation alleging malpractice, error, mistake, or failure to cure because of the actions of physicians or other health care providers employed by the entity, unless that entity has been organized to assume management of the entire corporation.