Corporate
CGS Administrators, LLC

Serving the states of MN, WI, IL, IN, OH, KY and MI

Jurisdiction B – Contact Other CGS Departments/Resources

All Written Inquiries - Remember to include an "attention to" note on the first page of each written inquiry. This will help us direct your inquiry to the correct department quickly.

You may also contact us online by using our Online Help Center.

Contact Information
Appeals

Redetermination Requests:

CGS - DME MAC Jurisdiction B
P.O. Box 20007
Nashville, TN 37202

FAX: 615.660.5976

Overpayment Redeterminations:

CGS - Overpayment Appeals
PO Box 23070
Nashville, TN 37202

FAX: 615.782.4514

ADMC - send requests to:

CGS - Jurisdiction B
Attn: ADMC
P.O. Box 20007
Nashville, TN 37202

OR

FAX: 615.660.5988

Beneficiary Customer Service Calls

1.800.Medicare

Claim Reopenings (Adjustments)

CGS - Jurisdiction B
P.O. Box 20007
Nashville, TN 37202

For a reopening with an underpayment fax to: 615.660.5978

For a reopening with an overpayment fax to: 615.782.4508

EDI - Electronic Claim Submission; Electronic Remittance Notices, 276/277 transactions

Jurisdiction B CEDI Helpdesk

Toll-free: 1.866.311.9184
Hours: 9:00 a.m. - 7:00 p.m. Eastern Time, Monday - Friday

Jurisdiction B CEDI websiteExternal Website

Email Address: ngs.cedihelpdesk@wellpoint.com

Address for EDI Inquiries

Written Communications:

National Government Services, Inc.
Attn: CEDI
PO Box 7165
Indianapolis, IN 46207-7165

Address for Enrollment

Written Communications:

National Government Services, Inc.
Attn: CEDI Enrollment
PO Box 7165
Indianapolis, IN 46207-7165

Electronic Funds Transfer

CGS - Jurisdiction B
Attn: EFT-DME
P.O. Box 20007
Nashville, TN 37202

General Fax Number

615.782.4509

Interactive Voice Response (IVR) script

Interactive Voice Response (IVR) script

IVR User Guide Flow Chart

IVR User Guide Flow ChartPDF

Medical Review - Additional Documentation Requests CGS - Jurisdiction B
P.O. Box 20007
Nashville, TN 37202

FAX: 615.660.5993
Medical Review - Prior Authorization Requests

For beneficiaries residing in Jurisdiction B states send requests to:

  • Fax Number: 615-660-5992
  • Street Address: CGS-DME Medical Review-Prior Authorization
    P.O Box 23110
    Nashville, TN 37202-4890
  • esMD: (indicate document type "8")
Paper Claim Submission

CGS - Jurisdiction B
P.O. Box 20013
Nashville, TN 37202

Provider Customer Service Calls

1.866.590.6727 (customer service)

1.877.299.7900 (IVR - interactive voice response)

1.888.897.7534 (hearing impaired)

Reconsiderations

C2C Innovative Solutions, Inc.
ATTN: DME QIC
P.O. Box 44013
Jacksonville, FL 32231-4013

Website: http://www.c2cinc.com/QICDME.aspxExternal Website

Refunds

CGS - Jurisdiction B
DME MAC Jurisdiction B
P.O. Box 953479
St. Louis, MO 63195-3479

Supplier Enrollment

National Supplier Clearinghouse Palmetto GBA * AG-495
P.O. Box 100142
Columbia, SC 29202-3142

1.866.238.9652

Telephone Reopenings

1.844.240.7490

Written Inquiries

CGS - Jurisdiction B
P.O. Box 20007
Nashville, TN 37202

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