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Frederick Health data breach impacts nearly 1 million patients
A ransomware attack in January at Frederick Health Medical Group, a major healthcare provider in Maryland, has led to a data breach affecting nearly one million patients. With almost 4,000 employees and over 25 locations, Frederick Health is one of Frederick County’s largest employers. As the health system revealed in a late March notification to patients, the ransomware attack was…
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A Data Breach at Yale New Haven Health Compromised 5.5 Million Patients’ Information
Credit: Alexander Farnsworth / iStock Editorial / Getty Images Plus via Getty Images Data breaches targeting healthcare and compromising patient information seem to be coming fast and furious, the latest of which occurred at Yale New Haven Health (YNHHS), a massive nonprofit healthcare network in Connecticut. Hackers stole the data of more than 5.5 million individuals during an attack in…
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Yale New Haven Health data breach affects 5.5 million patients
Yale New Haven Health (YNHHS) is warning that threat actors stole the personal data of 5.5 million patients in a cyberattack earlier this month. YNHHS is a nonprofit healthcare network in Connecticut, the largest in the state, providing comprehensive care across five hospitals and 360 outpatient locations. It employs 30,000 health professionals and has an annual revenue of over $5.6…
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Hackers Stole Health Records From 1.6 Million Planned Parenthood Patients
Another major data breach has compromised the sensitive health records of more than 1.6 million patients—including minors under 18—who received care at Planned Parenthood in more than 30 states. Laboratory Services Cooperative (LSC), which provides lab testing services to reproductive health clinics across the U.S., is notifying individuals who may have been affected by a security incident that took place…
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Ransomware gang says it stole 138,000 patients’ data from New York City radiologist
Ransomware group Fog today claimed responsibility for a November 2024 data breach at University Diagnostic Medical Imaging that compromised 138,080 patients’ names, addresses, dates of birth, referring physicians, medical treatments, and diagnoses. Fog says it stole 28.1 GB of data from UDMI. UDMI started notifying patients in January 2025 of the breach, but it has not verified Fog’s claim. We…
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More than 300,000 US healthcare patients impacted in suspected Rhysida cyber attacks
Two US healthcare organizations have warned threat actors were able to breach their internal systems, exposing more than 300,000 individuals. On 7 March 2025, Kansas-based healthcare provider Sunflower Medical Group published an alert stating that over 220,000 patients had their personally identifiable information (PII) accessed in a data breach. An advisory published by the firm revealed it discovered suspicious activity…
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Carolina Arthritis notifies 37K patients of data breach that compromised medical info & SSNs
Carolina Arthritis Associates has issued 36,961 patients with a data breach letter following a cyber attack in September 2024. The attack was claimed by ransomware gang ThreeAM. The data breach involves: Dates of birth Medical treatment or procedure information Medical record numbers Medical provider names Social security numbers The North Carolina health center explains that the breach occurred following a…
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San Antonio doctors notify 2,000 patients of data breach that compromised SSNs, financial and medical info
Consultants in Pain Medicine yesterday confirmed it notified 2,062 Texans about a June 2024 data breach that compromised the following patient info: Names Social Security numbers Dates of Birth Driver’s license or other state-issued ID number Financial account into Passport numbers Medical info Health insurance policy info Ransomware gang Inc claimed responsibility for the attack in August 2024. To prove…
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AI chatbots outperform doctors in diagnosing patients, study finds
Chatbots quickly surpassed human physicians in diagnostic reasoning — the crucial first step in clinical care — according to a new study published in the journal Nature Medicine. The study suggests physicians who have access to large language models (LLMs), which underpin generative AI (genAI) chatbots, demonstrate improved performance on several patient care tasks compared to colleagues without access to the…
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US health system notifies 882,000 patients of August 2023 breach
Hospital Sisters Health System notified over 882,000 patients that an August 2023 cyberattack led to a data breach that exposed their personal and health information. Established in 1875, HSHS works with over 2,200 physicians and has around 12,000 employees. It also operates a network of physician practices and 15 local hospitals across Illinois and Wisconsin, including two children’s hospitals. The…
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