Section 412.246 - MGCRB members(a)Composition. The Medicare Geographical Classification Review Board (MGCRB) consists of five members, including a Chairman, all of whom are appointed by the Secretary. The members include two members who are representative of prospective payment system hospitals located in rural areas, and at least one individual who is knowledgeable in analyzing the costs of inpatient hospital services.(b)Term of office. The term of office for an MGCRB member may not exceed 3 years. A member may serve more than one term. The Secretary may terminate a member's tenure prior to its full term.55 FR 36766, Sept. 6, 1990, as amended at 61 FR 46224, Aug. 30, 1996; 61 FR 51217, Oct. 1, 1996