1. (a) a reassessment of the registrant's needs, including an interdisciplinary evaluation of the resident's need for continued services;
2. (b) the appropriateness of the registrant's continued stay in the program;
3. (c) the necessity and suitability of services provided; and
4. (d) the potential for transferring responsibility for or the care of the registrant to other more appropriate agencies or service providers.

The operator, directly or through the managed long term care plan or care coordination model that referred the registrant to the adult day health care program, must ensure that a written comprehensive assessment and evaluation is completed pursuant to section 425.6 of this Part at least once every six months for each registrant, addressing the appropriateness of the registrant's continued stay in the program, such assessment and evaluation to address, at a minimum: