Tap into 50+ years of administrative expertise.


CGS has been a proven provider of administrative and business services for state Medicaid agencies, managed care organizations, commercial health plans, Medicaid members, Medicare beneficiaries, healthcare providers, and medical equipment suppliers for more than 50 years.


states served
across the nation

providers and suppliers


Serving Providers and Members Across the U.S.

We are a leading provider of administrative services for healthcare programs and stakeholders, including Medicare beneficiaries, providers, and medical equipment suppliers. We leverage more than 50 years of experience to help you lower operational costs, streamline revenue- and time-consuming processes, and provide world-class customer service.

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Celerian Group

Our family of companies helps health plan administrators navigate benefits administration with greater efficiency and accountability.

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A team of dynamic leaders has shaped our culture and service as a premier administrator of government healthcare programs.

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Social Responsibility

A deep commitment to community building is a fundamental value of our parent company, corporation, and individual associates.

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Connect with our media relations team, access detailed reporting information, or download more information about our services.

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Vendor Registration

Small businesses are welcome to register and create a profile as a potential subcontracting resource for CGS.

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Current Contracts

Jurisdiction 15 Medicare Part A

  • Kentucky
  • Ohio

Jurisdiction 15 Medicare Part B

  • Kentucky
  • Ohio

Jurisdiction 15 Home Health & Hospice

  • Colorado
  • Delaware
  • D.C.
  • Iowa
  • Kansas
  • Maryland
  • Missouri
  • Montana
  • Nebraska
  • North Dakota
  • Pennsylvania
  • South Dakota
  • Utah
  • Virginia
  • West Virginia
  • Wyoming

Jurisdiction B DME Medicare Administrative Contractor

  • Illinois
  • Indiana
  • Kentucky
  • Michigan
  • Minnesota
  • Ohio
  • Wisconsin

Jurisdiction C DME Medicare Administrative Contractor

  • Alabama
  • Arkansas
  • Colorado
  • Florida
  • Georgia
  • Louisiana
  • Mississippi
  • New Mexico
  • North Carolina
  • Oklahoma
  • Puerto Rico
  • South Carolina
  • Tennessee
  • Texas
  • U.S. Virgin Islands
  • Virginia
  • West Virginia