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Change Healthcare ransomware attack investigation

Filed
January 8, 2026
Regulator
Minnesota Attorney General
People affected
190,000,000
File status
active

What the filing confirms

  • Change Healthcare reported the incident to the MN Attorney General.
  • The company describes it as “Ransomware.”
  • 190,000,000 people were notified.
  • Information involved: Social Security numbers, medical records, insurance information, billing records.
Ransomware per filing

Still unknown

  • Whether the attackers have published or sold the stolen files.
  • How the attackers got in, and whether basic safeguards such as multi-factor sign-in were in place.

Investigation notes

Ransomware attack against Change Healthcare exposed personal and health data of an estimated 190 million individuals.

What our attorneys examine

A cyberattack does not excuse a company from protecting the information it holds. We look at whether Change Healthcare used reasonable security, how long it kept the data, and how quickly it told the people affected. Those questions decide whether a class action or individual claim is possible. Read more on how ransomware lawsuits work, or browse other incident files in MN.

Change Healthcare data breach questions

How many people were affected by the Change Healthcare data breach, and what was exposed?
Change Healthcare reported that about 190,000,000 people were affected and lists the following information as involved: Social Security numbers, medical records, insurance information, billing records. Your own letter is the best guide to what was exposed about you, since notices are usually tailored to each person.
Is the Change Healthcare data breach letter legit or a scam?
A notice from Change Healthcare in the mail matches the breach Change Healthcare reported to the MN Attorney General on January 8, 2026, which covers about 190,000,000 people. Check that the company name and dates in your letter match that filing. A real notice of data security incident won't ask for your password, Social Security number or a payment — if it does, contact Change Healthcare through a phone number or website you find yourself.
Did Change Healthcare offer free credit monitoring?
Look for an enrollment code in your Change Healthcare notice. Companies that offer free credit monitoring after a breach usually include it there, with a deadline to activate. Because Social Security numbers are listed in this filing, identity monitoring and a credit freeze matter more than usual. Signing up doesn't waive any legal rights you may have.
Is there a Change Healthcare data breach class action lawsuit?
Law firms often open an investigation after a breach notice like this one, and a class action lawsuit may follow. This page doesn't confirm that a lawsuit has been filed against Change Healthcare. You usually don't have to join a class action to be included — if a settlement is reached, class members are notified and can file a claim.
What should I do after getting the Change Healthcare data breach notice?
Keep the letter and the envelope, and note the date it arrived. Freeze your credit with Equifax, Experian and TransUnion, change any passwords the notice mentions, and sign up for any free credit monitoring the letter offers. Then check whether you may have a claim.
Do I need a Change Healthcare data breach lawyer or attorney?
An attorney can read your notice and tell you whether a claim makes sense. A case review here is free, and data breach cases are usually handled on contingency, so there is no upfront cost.
Can I sue Change Healthcare over the data breach?
It depends on what was exposed, the law in MN and your own state, and whether you've been harmed. Most people take part through a class action rather than suing alone. Keep your notification letter — it's the proof that connects you to the breach.
How much could a Change Healthcare data breach settlement or claim be worth?
There is no set amount, and no Change Healthcare settlement is confirmed here. In past data breach settlements, payments depended on what data was exposed and on documented losses — fraud, out-of-pocket costs and time spent dealing with the breach. The filing lists Social Security numbers, medical records, insurance information as involved. Keep receipts and records; they're what damages claims are built on.

Other open files in MN

Attorney advertising. An incident file reflects a public regulator filing and our review of it; it does not mean a lawsuit has been filed or that the company did anything unlawful. Submitting a review request does not create an attorney-client relationship.