General Inquiries

If you have general questions about the QIO Program, please fill out the form below. Do not include protected health information or personally identifiable information in your correspondence.

This is not a government website and is not intended to serve as policy guidance. If you are a provider seeking Medicare policy resources, please visit or you can email a question to CMS at

If you are a Medicare beneficiary with a question, please call 1-800-MEDICARE (1-800-633-4227).

If you are a Medicare Fee-For-Service provider with a question about claims or billing, contact your Medicare Administrative Contractor (MAC).

If you are a member of the media, please see “Media Inquiries” below.

To locate the Quality Improvement Organization (QIO) in your state, please click “Locate Your QIO” in the top right navigation.

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