Need Website Help?

If you are unable to locate a specific item or topic, we will be happy to provide assistance navigating our website. Fill out this short form and we will make every effort to reply within 24 to 48 hours!

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Confidential information should not be emailed. We strive to adhere to all privacy regulations and to our Privacy Policy. However, it may be possible for others to view the contents of email, exposing you or others as a target for fraud or abuse. Do not include patient names, claim information, Health Insurance Claim (HIC) Numbers, Social Security numbers, etc. that could identify a beneficiary, a provider or a specific case.


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Our peak call volumes are 9 am, 10 am, 2 pm CT each day as well as on Mondays and Tuesdays.

Internet-based PECOS is Quick and Easy!

Use this electronic system to enroll, update or revalidate your provider enrollment information.  View the CMS fact sheet for education and additional information.

Join the Cahaba GBA Email Notification Service

By enrolling in our email notification service (listserv), you will receive timely CMS and Cahaba GBA news and updates.  Having the most current information will help you avoid costly and time-consuming interruptions.  This service is FREE!  We encourage all providers to enroll today.

Upcoming Educational Events

Visit the Calendar of Events webpage for a listing of upcoming workshops, seminars, webinars, teleconferences, partnerships and special events.

Website Enhancements

We are continually making improvements to our website based on the responses of our provider community. Feel free to take a look at our list of additions and enhancements.

Review the Latest Website Enhancements

ICD-10 Implementation

The ICD-9 code sets used to report medical diagnoses and inpatient procedures will be replaced by ICD-10 code sets. Prepare NOW for ICD-10 Implementation

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Welcome to Cahaba GBA

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 program began in 1966. Cahaba GBA was awarded the Jurisdiction 10 A/B Medicare Administrator Contractor (MAC) contract on January 7, 2009. As the J10 MAC, Cahaba GBA is responsible for the administration of all Medicare Part A and Part B claims in Alabama, Georgia, and Tennessee. Read More…

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Give Us Feedback

Your feedback is very important to Cahaba GBA and the Centers for Medicare and Medicaid Services (CMS).  While browsing our website, a small box may display inviting you to complete a satisfaction survey following your visit.  The survey is anonymous and takes about 3-4 minutes to complete.  It provides our staff with input to know which tools and pages you found useful and which ones may need improvement.  We would encourage and appreciate your participation.

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