HIPAA and Missouri Health Privacy and Breach Laws

Missouri practices follow HIPAA plus Missouri's breach notification law, which specifically includes medical and health insurance information and requires attorney general notice for larger breaches.

AT A GLANCE

Missouri breach law for healthcare

LawMo. Rev. Stat. § 407.1500
Data coveredIncludes medical information (medical history, condition, treatment or diagnosis) and health insurance information, along with Social Security, ID and financial account numbers
Notice to residentsWithout unreasonable delay
Attorney generalNotify the attorney general and consumer reporting agencies without unreasonable delay if more than 1,000 consumers are notified at one time
Regulated entitiesEntities that give notice under the procedures of their primary or functional regulator are deemed compliant
PenaltiesAttorney general may seek actual damages and civil penalties up to $150,000 per breach or related series of breaches. No private right of action

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What this means for your practice

  • Patient and insurance data are in scope under Missouri law, not just HIPAA.
  • Larger breaches need AG notice. Plan the Missouri notice alongside your HHS report.
  • Penalties add up. State penalties of up to $150,000 can come on top of federal HIPAA penalties.

FAQ

Frequently asked questions

Does Missouri breach law cover medical records?

Yes. Missouri includes medical information and health insurance information in its definition of personal information.

When must we notify the Missouri attorney general?

If more than 1,000 consumers are notified at one time, notify the attorney general and consumer reporting agencies without unreasonable delay.

What are the penalties in Missouri?

The attorney general can seek actual damages and civil penalties of up to $150,000 per breach or related series of breaches.

Sources: Constangy: Missouri summary · Davis Wright Tremaine: Missouri. This page is general information about the law as of November 2026, not legal advice. Statutes change, so confirm current requirements with your attorney.

Protect your Missouri practice

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