Subsequent to the authorization for the provision of reasonable and necessary protective services, the Department of Social Services shall initiate a review of each case within ninety days, to determine whether continuation of, or modification in, the services provided is warranted. A decision to continue the provision of such services should be made in concert with appropriate personnel from other involved state and local groups, agencies and departments, and shall comply with the consent provisions of sections 17b-450 to 17b-461, inclusive. Reevaluations of each such case shall be made every ninety days thereafter.