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Contact Us

The Center for Medicaid and CHIP Services (CMCS) is committed to partnering with states, as well as providers, families, and other stakeholders to support effective, innovative, and high quality health coverage programs.

Medicaid and the Children’s Health Insurance Program (CHIP) are joint federal and state programs that state Medicaid and CHIP agencies are fully responsible for, including:

  • Administering all program aspects
  • Operating their state Medicaid programs, including eligibility and enrollment 

How we can help

The Centers for Medicare & Medicaid Services (CMS) can help with:

  • General policy guidance
  • Grants and reimbursements
  • Technical assistance about specific initiatives and information systems

Call us:

Toll-Free: 877-267-2323
Local: 410-786-3000
TTY Toll-Free: 800-877-8339
TTY Local: 410-786-0727

Email us:

Email us for technical assistance related to Medicaid.gov.

Write to us:

Centers for Medicare and Medicaid Services
7500 Security Boulevard
Baltimore, Maryland 21244-1850