Services provided by or through facilities of the Indian health service or facilities operated by a tribe or tribal organization pursuant to 42 C.F.R. Part 136 may be paid at the applicable rates published in the federal register or at a cost-based rate applicable to such types of facilities as approved by the centers for medicare and medicaid services and may be exempted from the rate determination set forth in this chapter. The department may enact emergency rules to implement this section.
RCW 74.46.562