Tenn. Code Ann. § 71-5-128

Notwithstanding any other law to the contrary, the department of health shall follow, as nearly as is practicable, the requirements of 42 U.S.C. § 1395 mm, as amended, together with any federal rules and regulations promulgated pursuant to such law, with respect to a health maintenance organization with which the state has entered into a contract for the provision of services under this part.