Money allocated for the purposes of this section may be used to expand the scope of benefits, to fund special projects which alleviate problems of access to health and dental care under the County Medical Services Program and to compensate hospitals and other emergency health service providers for emergency treatment of out-of-county indigent patients and shall not be used to fund existing levels of service. Funds available from appropriations for the purposes of this chapter may be utilized to fund increased program costs due to caseload increases and provider rate increases.