(a) Any of the following persons named as a defendant in any civil action filed as a result of participation in the credentialing process may use, including in the person's own defense, otherwise confidential information obtained for legitimate internal business and professional purposes:
(1) the trustee and its officers and employees, including the board of trustees;
(2) a credentialing committee;
(3) a person participating in a credentialing review;
(4) a health care provider;
(5) the group program; and
(6) a member of an advisory committee.
(b) Use of information under this section is not a waiver of the confidential and privileged nature of the information.