42 C.F.R. § 410.5
Other applicable rules
The following other rules of this chapter set forth additional policies and procedures applicable to four of the kinds of services covered under the SMI program:
(a) Part 494: End-Stage Renal Disease Facilities.
(b) Part 405, Subpart X: Rural Health Clinic and Federally Qualified Health Center services.
(c) Part 416: Ambulatory Surgical Center services.
(d) Part 493: Laboratory Services.