Key Facts: Washington Medical Billing Protections
Dispute Window
180 days from Explanation of Benefits (EOB)
Applicable Statute
Consumer Protections
Washington's Balance Billing Protection Act (2019) provides comprehensive surprise billing protections
Surprise Billing Protection
Yes — state-level surprise billing law
Balance Billing Restrictions
Yes — state restrictions on balance billing
Key Consumer Protections in Washington
- Washington's Balance Billing Protection Act (2019) prohibits balance billing for emergency services.
- Protections extend to non-emergency services at in-network facilities by out-of-network providers.
- An arbitration process resolves payment disputes between insurers and providers.
- The federal No Surprises Act provides additional protections.
- Patients have the right to request an itemized bill from any healthcare provider.
- Consumers can file complaints with the Washington Office of the Insurance Commissioner.
Read the full statute: Wash. Rev. Code § 48.49 (Balance Billing Protection Act)
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Disclaimer: This information is for general informational purposes only and does not constitute legal or professional advice. Laws and regulations may change. Consult a licensed attorney or certified medical billing advocate for advice specific to your situation.
Content last reviewed: March 2026.