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J15 Part A Contact Information

Phone/FaxPhone / FAX – Various department phone and fax numbers are available here along with the IVR User Guide, Medicare Beneficiary Identifier (MBI) and Name to Number Converter, and myCGS Web Portal resources.

Phone / FAX

Mailing AddressesMailing Addresses – Find a complete list of addresses for you to send general correspondence, appeals, medical review, provider enrollment, refund checks and more.

Mailing Addresses

Self Service ToolsSelf-Service Options – Access this complete list of valuable customer service, provider outreach & education website options that can assist you in your daily processes.

Self-Service Options

CalendarCalendar – Check this calendar to see the Federal Holiday and Provider Contact Center (PCC) training closure schedule.


FAQsFAQs – Find answers to the most frequently asked question covering a variety of topics.


Education & EventsEducation & Events – A direct link to educational resources and materials that will assist with successfully billing Part A Medicare claims.

Education & Events

Claims Processing Issues Log (CPIL)Claims Processing Issues Log (CPIL) – Stay informed of system related issues that may affect the processing of your claims.

Claims Processing Issues Log (CPIL)

Claims Processing Issues Log (CPIL)How Do I…? – Before you call, check for the answers to common questions received by the Provider Contact Center related to appeals, claims, Medicare benefits, myCGS and more.

How Do I…?

People with MedicarePeople with Medicare – Resources for Medicare Benificiaries

People with Medicare

Updated: 01.02.24


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