The amount of payment for services rendered shall be the lowest of the following:
A. The amount listed in Chapter III, Section 5, "Allowances for Ambulance Services."B. The amount allowed by the Medicare Part B carrier. Ambulance services are exempt from the coinsurance and deductible limitations otherwise set forth under Chapter I, Section 1, "General Administrative Policies and Procedures" in the MaineCare Benefits Manual.C. The provider's usual and customary charge. In accordance with Chapter I, Section 1 of the MaineCare Benefits Manual it is the responsibility of the provider to seek payment from any other source that is available for payment of the rendered service prior to billing MaineCare.
C.M.R. 10, 144, ch. 101, ch. II, 144-101-II-5, subsec. 144-101-II-5.06