Iowa Code § 514.17
No nonprofit medical service corporation shall be permitted to operate until it shall have entered into contracts with at least one hundred fifty physicians and surgeons licensed to practice medicine and surgery pursuant to chapter 148, or one hundred fifty dentists licensed to practice dentistry pursuant to chapter 153, or at least one hundred fifty osteopathic physicians and surgeons licensed to practice osteopathic medicine and surgery pursuant to chapter 148, or at least twenty-five podiatric physicians licensed to practice podiatry pursuant to chapter 149, who agree to furnish medical and surgical, podiatric, or dental service and be governed by the bylaws of the corporation.
Iowa Code § 514.17
96 Acts, ch 1034, §68; 2008 Acts, ch 1088, §127