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Contact Us
Customer Service |
Phone: 866.276.9558
- Option 1: Claims
- Option 2: Electronic Data Interchange (EDI)
- Option 3: Provider Enrollment (PE)
- Option 4: Telephone Reopening (TRO)
- Option 5: Overpayment Recovery (OPR)
- Option 9: General Inquiries
8:00 a.m. – 5:00 p.m. (EST) |
Before you call, make sure you have:
- Your National Provider Identifier (NPI);
- Your Provider Transaction Access Number (PTAN);
- The last 5 digits of the provider Tax Identification Number (TIN); and
- Beneficiaries Medicare ID number, first name, last name, date of birth.
CTI User Guide
Steps in Using the CTI System
2023 Customer Service Holiday / Training Schedule |
Telecommunications Devices for the Deaf (TTD/TTY) |
Phone: 855.294.9889
Effective September 1, 2023, dial 711. |
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Interactive Voice Response (IVR) |
Phone: 866.289.6501 |
You will need your facility's NPI, PTAN and the last 5 digits of the provider TIN.
IVR User Guide
IVR Beneficiary Name to Number Converter |
Development Request (Corrections) |
Provider Enrollment Development Requests via Email
Email Address: J15.provider.enrollment@cgsadmin.com
Fax:
OH: 615-664-5925
KY: 615-664-5915 |
If your application requires additional information, you will receive Provider Enrollment correspondence regarding your application, from J15.provider.enrollment@cgsadmin.com. We encourage you to respond to the development requests using email. When replying, please reply ALL and do not forward. This email account automated and is only monitored for corrections to applications in process. Any emails received that are confirming receipt of your email or general inquiries cannot be addressed. |
Standard Mailing Address |
J15-Part B Provider Enrollment
CGS Administrators, LLC
P.O. Box 20017
Nashville, TN 37202 |
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Overnight Mailing Address |
J15-Part B Provider Enrollment
CGS Administrators, LLC
26 Century Blvd STE ST610
Nashville, TN 37214-3685 |
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Congressional Inquiries |
Fax: 615.664.5923 |
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Online Help Center |
Part B Online Help Center |
Looking for Part B Contact Information? This inquiry tool is designed for Medicare providers. Please complete the form and submit the inquiry. |
Customer Service Toll Free Number and Option |
Kentucky and Ohio Part B Contact Information |
This will help us direct you to the correct department quickly. |
What's included in this section:
- Getting Started
- Sample Letter
- Sample Envelope
- Checklist
- FAQs
- CMS Revalidation Information and Mailing Lists
What's included in this section:
- Provider Enrollment Overview
- Provider Enrollment Tips
- What Applications Do I Complete?
- NPI Information
- Completing the CMS-855B Application
- Completing the CMS-855I Application
- Completing the CMS-855R Application
- Completing the CMS-855O Application
- Completing the CMS-588 Application
- Completing the CMS-460 Application
What's included in this section:
- Updating Information for Enrolled Providers
- Enrollment Process
- CMS Enrollment Applications Required for Enrollment into the Medicare Program
- Application Checklist
- Benefits of Participation in the Medicare Program
What's included in this section:
What's included in this section:
- Application Status
- Contact Information
What's included in this section:
- Program Integrity Manual
- Medicare Participating Physicians/Suppliers Database (MEDPARD)
- "The Basics of Medicare Enrollment for Physicians and Other Part B Suppliers" Fact Sheet
- Independent Diagnostic Testing Facility Performance Standards and Approved Codes
- Opting Out of Medicare
- Report of Ohio Providers Opted Out of Medicare