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Missoula Community Health Services Inc dba Mineral Community Hospital data breach investigation

Missoula Community Health Services Inc, operating as Mineral Community Hospital, has reported a data security incident in Indiana, confirming that sensitive patient information was compromised. This event, first detected on December 18, 2025, raises concerns about the protection of medical and personal data handled by the healthcare provider. Individuals affected now face potential risks of identity theft and fraud due to the exposure of their records.

Filed
September 25, 2026
Regulator
Indiana AG
People affected
Not stated
File status
Monitoring

What the filing confirms

  • Missoula Community Health Services Inc dba Mineral Community Hospital reported the incident to the Indiana Attorney General.
  • Information involved: Full Name, Date of Birth, Social Security Number, Medical Record Number, Health Insurance ID Number, Diagnosis and Treatment Information, Prescription Information, Provider and Treatment Dates.

Still unknown

  • How many people were affected. The filing does not give a number.
  • What caused the incident beyond the description in the filing.
  • How the attackers got in, and whether basic safeguards such as multi-factor sign-in were in place.
Read the filing at the source

Investigation notes

Missoula Community Health Services Inc, doing business as Mineral Community Hospital, filed notice with Indiana authorities on September 25, 2026, regarding a data security incident. This breach event, which the hospital indicates occurred on or about December 18, 2025, involved unauthorized access to its systems, potentially exposing a significant volume of patient data.

The official filing confirms that the compromised data included a range of highly sensitive personal and health identifiers. Specifically, affected individuals had their Full Name, Date of Birth, Social Security Number, Medical Record Number, Health Insurance ID Number, Diagnosis and Treatment Information, Prescription Information, and Provider and Treatment Dates exposed.

The exposure of such detailed medical and personal information creates substantial risks. Unlike easily replaceable financial credentials, data like Social Security Numbers and medical histories are permanent and can be exploited for medical identity theft, fraudulent insurance claims, and various forms of financial fraud for years to come. Patients may face unauthorized access to their healthcare services or have their medical records altered.

As a healthcare entity, Mineral Community Hospital is obligated under federal laws like HIPAA to implement robust security measures to protect patient data. The occurrence of a successful breach typically indicates that existing administrative, technical, and physical safeguards may have been insufficient to prevent unauthorized access. Our investigation will examine the hospital's security protocols and the timeline of the incident.

Individuals who have received a data breach notification letter from Missoula Community Health Services Inc dba Mineral Community Hospital should treat this notice as confirmation that their private information was compromised. It is advisable to review the letter carefully for any specific guidance provided and to remain vigilant for suspicious activity across financial and medical accounts.

Receiving a data breach notification means your private information was exposed due to a third-party security failure. If you were notified by Mineral Community Hospital about this incident, you may have legal rights to pursue recourse. We are actively investigating the circumstances surrounding this breach and invite affected individuals to contact our firm for a confidential, no-cost case review.

What our attorneys examine

A cyberattack does not excuse a company from protecting the information it holds. We look at whether Missoula Community Health Services Inc dba Mineral Community Hospital 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 Indiana.

Missoula Community Health Services Inc dba Mineral Community Hospital data breach questions

How many people were affected by the Missoula Community Health Services Inc dba Mineral Community Hospital data breach, and what was exposed?
The filing does not give a count of affected people and lists the following information as involved: Full Name, Date of Birth, Social Security Number, Medical Record Number, Health Insurance ID Number, Diagnosis and Treatment Information, Prescription Information, Provider and Treatment Dates. Your own letter is the best guide to what was exposed about you, since notices are usually tailored to each person.
Is the Missoula Community Health Services Inc dba Mineral Community Hospital data breach letter legit or a scam?
A notice from Missoula Community Health Services Inc dba Mineral Community Hospital in the mail matches the breach Missoula Community Health Services Inc dba Mineral Community Hospital reported to the Indiana Attorney General on September 25, 2026. 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 Missoula Community Health Services Inc dba Mineral Community Hospital through a phone number or website you find yourself.
Did Missoula Community Health Services Inc dba Mineral Community Hospital offer free credit monitoring?
Look for an enrollment code in your Missoula Community Health Services Inc dba Mineral Community Hospital 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. Using the free service won't stop you from joining a lawsuit or settlement later.
Is there a Missoula Community Health Services Inc dba Mineral Community Hospital 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 Missoula Community Health Services Inc dba Mineral Community Hospital. 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 Missoula Community Health Services Inc dba Mineral Community Hospital 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.
Where can I see the official Missoula Community Health Services Inc dba Mineral Community Hospital breach notice?
Missoula Community Health Services Inc dba Mineral Community Hospital's report is published by the Indiana Attorney General: https://www.in.gov/attorneygeneral/consumer-protection-division/id-theft-prevention/security-breaches/#missoula-community-health-services-inc-dba-mineral-community-2026 Compare it with the letter you received to confirm the dates and details match.
Do I need a Missoula Community Health Services Inc dba Mineral Community Hospital 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 Missoula Community Health Services Inc dba Mineral Community Hospital over the data breach?
It depends on what was exposed, the law in Indiana 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 Missoula Community Health Services Inc dba Mineral Community Hospital data breach settlement or claim be worth?
There is no set amount, and no Missoula Community Health Services Inc dba Mineral Community Hospital 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 Full Name, Date of Birth, Social Security Number as involved. Keep receipts and records; they're what damages claims are built on.

Other open files in Indiana

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.