(a) This section applies to all services, whether or not they are preexisting services.

(b) If the individual does not have full Medicaid coverage, the provider shall bill the individual and/or other liable parties for the services in accordance with the applicable fee schedule in section 635-12.9 of this Subpart or with the reduced fee established by the provider with the approval of OPWDD. However, if the fee has been waived by the provider with the approval of OPWDD, the provider is not required to bill the individual or other liable parties for the Service.

(c) The provider must present the bill no later than 30 days after the month in which the provider rendered the services.

(d) The provider shall make reasonable efforts to collect unpaid bills.

(e) Collection efforts cannot interfere with the individual's services.

(f) After making reasonable collection efforts and upon consent of OPWDD, a provider shall assign to OPWDD its claim for payment for any unpaid amount.

(g) Any payments received by the State for unpaid claims assigned pursuant to this section shall be paid to the provider, minus any State funds paid to the provider pursuant to section 635-12.8 of this Subpart.