Cahaba Government Benefit Administrators®, LLC (Cahaba GBA) administers Medicare health insurance for the Centers for Medicare & Medicaid Services (CMS). We have been a Medicare contractor since the inception of the program in 1966. We are the J10 A/B Medicare Administrative Contractor (MAC) for the states of Alabama, Georgia and Tennessee. We currently remain the Part B Carrier for Mississippi. Our company strives to develop and improve our business practices and is committed to offering the highest quality services to CMS and the Medicare providers that we serve. Integrity is at the core of our values, and our reputation of having the highest ethical standards is important to us. We maintain that integrity by putting our customer first, responding to their needs with urgency and compassion through teamwork, innovation, and operational continuous improvement.