(a) Physicians, non-physician practitioners, physician and non-physician practitioner organizations, and ambulance suppliers may retrospectively bill for services when the physician, non-physician practitioner, physician or non-physician organization, and ambulance supplier has met all program requirements, including State licensure requirements, and services were provided at the enrolled practice location for up to--
(1) Thirty days prior to their effective date if circumstances precluded enrollment in advance of providing services to Medicare beneficiaries; or
(2) Ninety days prior to their effective date if a Presidentially-declared disaster under the Robert T. Stafford Disaster Relief and Emergency Assistance Act, 42 U.S.C. 5121-5206 (Stafford Act) precluded enrollment in advance of providing services to Medicare beneficiaries.
(b) [Reserved] [79 FR 72531, Dec. 5, 2014]