[Code of Federal Regulations] [Title 42, Volume 2] [Revised as of October 1, 2003] From the U.S. Government Printing Office via GPO Access [CITE: 42CFR405.400] [Page 80-81] TITLE 42--PUBLIC HEALTH CHAPTER IV--CENTERS FOR MEDICARE & MEDICAID SERVICES, DEPARTMENT OF HEALTH AND HUMAN SERVICES PART 405--FEDERAL HEALTH INSURANCE FOR THE AGED AND DISABLED--Table of Contents Subpart D--Private Contracts Sec. 405.400 Definitions. Authority: Secs. 1102, 1802, and 1871 of the Social Security Act (42 U.S.C. 1302, 1395a, and 1395hh). Source: 63 FR 58901, Nov. 2, 1998, unless otherwise noted. [[Page 81]] For purposes of this subpart, the following definitions apply: Beneficiary means an individual who is enrolled in Part B of Medicare. Emergency care services means services furnished to an individual for treatment of an ``emergency medical condition'' as that term is defined in Sec. 422.2 of this chapter. Legal representative means one or more individuals who, as determined by applicable State law, has the legal authority to enter into the contract with the physician or practitioner on behalf of the beneficiary. Opt-out means the status of meeting the conditions specified in Sec. 405.410. Opt-out period means the 2-year period beginning on the effective date of the affidavit as specified by Sec. 405.410(c)(1) or Sec. 405.410(c)(2), as applicable. Participating physician means a ``physician'' as defined in this section who has signed an agreement to participate in Part B of Medicare. Physician means a doctor of medicine or a doctor of osteopathy who is currently licensed as that type of doctor in each State in which he or she furnishes services to patients. Practitioner means a physician assistant, nurse practitioner, clinical nurse specialist, certified registered nurse anesthetist, certified nurse midwife, clinical psychologist, or clinical social worker, who is currently legally authorized to practice in that capacity by each State in which he or she furnishes services to patients or clients. Private contract means a document that meets the criteria specified in Sec. 405.415. Properly opt-out means to complete, without defect, the requirements for opt-out as specified in Sec. 405.410. Properly terminate opt-out means to complete, without defect, the requirements for terminating opt-out as specified in Sec. 405.445. Urgent care services means services furnished to an individual who requires services to be furnished within 12 hours in order to avoid the likely onset of an emergency medical condition.