This chapter does not affect the commission's authority, or give the commission additional authority, to:
(1) affect any individual health care treatment decision for a Medicaid recipient;
(2) replace or affect:
(A) the process of determining Medicaid benefits, including the approval process for receiving benefits for durable medical equipment; or
(B) any applicable approval process required for reimbursement for services or other equipment under Medicaid;
(3) implement a clinical initiative or associated rule or program policy that is otherwise prohibited under state or federal law; or
(4) implement any initiative that would expand eligibility for Medicaid benefits.