Cal. Health & Safety Code § 1191
(a) A private equity group or hedge fund involved in any manner with a physician or dental practice doing business in this state, including as an investor in that physician or dental practice or as an investor or owner of the assets of that practice, shall not do either of the following with respect to that practice:
(1) Interfere with the professional judgment of physicians or dentists in making health care decisions, including any of the following:
(2) Exercise control over, or be delegated the power to do, any of the following:
(c)
(d)
(1) Any contract involving the management of a physician or dental practice doing business in this state by, or the sale of real estate or other assets owned by a physician or dental practice doing business in this state to, a private equity group or hedge fund, or any entity controlled directly or indirectly, in whole or in part, by a private equity group or hedge fund, shall not include any clause barring any provider in that practice from doing either of the following:
(3) This subdivision shall not affect the validity of either of the following: