Each alternative method for prospectively negotiated rate reimbursement developed pursuant to this article shall do the following:

1. (a) Reduce administrative cost to the department and to hospitals.
2. (b) Provide incentives to hospitals to participate in the Medi-Cal program, including prospective interim payments, unless the parties agree otherwise.
3. (c) Provide incentives to hospitals to provide services on an outpatient basis wherever possible.
4. (d) Provide incentives to hospitals to reduce their costs.