42 C.F.R. § 482.74
(a) A transplant program must notify CMS immediately of any significant changes related to the hospital's transplant program or changes that could affect its compliance with the conditions of participation. Instances in which CMS should receive information for follow up, as appropriate, include, but are not limited to:
(b) Upon receiving notification of significant changes, CMS will follow up with the transplant program as appropriate, including (but not limited to):
[72 FR 15273, Mar. 30, 2007, as amended at 79 FR 27155, May 12, 2014; 84 FR 51822, Sept. 30, 2019]