CMS No Surprises Help Desk
Balance-billing and surprise-billing complaints under the No Surprises Act. Patient-side resource for NSA-protected services.
What this agency handles
Surprise bills from out-of-network providers, balance bills from out-of-network providers at in-network facilities, emergency-service balance bills, air-ambulance balance bills, Good Faith Estimate disputes (Patient-Provider Dispute Resolution).
When to file
When you receive a balance bill for emergency services, post-stabilization, air ambulance, or out-of-network providers at in-network facilities.
How to file
1-800-985-3059 or online at CMS.gov/nosurprises.
Frequently asked questions
What does CMS No Surprises Help Desk handle?
Surprise bills from out-of-network providers, balance bills from out-of-network providers at in-network facilities, emergency-service balance bills, air-ambulance balance bills, Good Faith Estimate disputes (Patient-Provider Dispute Resolution).
When should I file with them?
When you receive a balance bill for emergency services, post-stabilization, air ambulance, or out-of-network providers at in-network facilities.
How do I file?
1-800-985-3059 or online at CMS.gov/nosurprises.
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