Multiple Healthcare Data Breaches and Regulatory Actions in the US
Several healthcare providers in the United States have recently disclosed significant data breaches resulting from cyberattacks, with patient and employee information being compromised. AllerVie Health, based in Texas, confirmed unauthorized access to its network, exposing sensitive data such as names, Social Security numbers, and insurance details, allegedly due to a ransomware attack by the Anubis group. The attackers claim to have stolen records of over 30,000 patients, and affected individuals have been offered credit monitoring and identity theft protection. In a separate incident, OrthopedicsNY, a healthcare provider in New York, suffered a breach in 2023 after attackers gained remote access using compromised credentials, leading to the exposure of data belonging to more than 650,000 patients and employees. The New York Attorney General secured a $500,000 penalty from OrthopedicsNY for failing to implement adequate security measures, and the provider is now required to enhance its data protection practices.
Additionally, Singing River Health System in Mississippi reported a cyber incident that led to the temporary shutdown of its patient portal and internet access as a precaution. While the threat was reportedly mitigated, the investigation is ongoing to determine if patient records were accessed. These incidents highlight the ongoing risks faced by healthcare organizations from ransomware groups and other cybercriminals, as well as the increasing regulatory scrutiny and financial penalties for failing to protect sensitive health information. Impacted organizations are responding with offers of credit monitoring and reviews of their security policies, but the breaches underscore the need for robust cybersecurity measures in the healthcare sector.
Timeline
Dec 31, 2025
New York AG announces $500,000 OrthopedicsNY settlement
On December 31, 2025, the New York Attorney General's office announced a $500,000 penalty against OrthopedicsNY over its failure to protect patient and employee information. The settlement requires stronger security controls, including MFA, encryption, network monitoring, annual risk assessments, and one year of free credit monitoring for affected individuals.
Dec 31, 2025
Dentistry One discloses patient data security incident
Dentistry One reported a security incident involving potential unauthorized access to patient data, including Social Security and driver's license numbers. The company said the unauthorized party signed a certificate attesting that the data was deleted and not misused, and it offered credit monitoring.
Dec 31, 2025
Consonus Healthcare Services discloses employee/applicant data breach
Consonus Healthcare Services in Oregon disclosed a data breach affecting about 4,800 employees and job applicants. A lawsuit alleged the company delayed notification and failed to maintain adequate cybersecurity practices.
Dec 31, 2025
Singing River Health System responds to cyberattack
In late 2025, Singing River Health System responded to a cyberattack by cutting internet access and temporarily disabling its MyChart patient portal. The portal was later restored while the organization continued investigating whether patient records were accessed.
Nov 3, 2025
Anubis ransomware group claims AllerVie Health attack
After the AllerVie Health intrusion, the Anubis ransomware group claimed responsibility and posted stolen data on its leak site. The posting reportedly involved data for more than 30,000 patients.
Oct 24, 2025
AllerVie Health network accessed without authorization
AllerVie Health said unauthorized access to its network occurred between October 24 and November 3, 2025. Sensitive personal information including names, Social Security numbers, and identification numbers was exposed.
Jan 1, 2025
Gardner Health Services previously breached in Cl0p-linked incident
Earlier in 2025, Gardner Health Services suffered another breach that was attributed to the Cl0p ransomware group. The later TriZetto-related exposure was described as separate from this earlier incident.
Jan 1, 2023
Singing River Health System hit by Rhysida ransomware
In 2023, Singing River Health System experienced a major ransomware incident attributed to the Rhysida group. The 2025 cyberattack was described as the second attack on the health system in two years.
Jan 1, 2023
OrthopedicsNY suffers credential-based data breach
In 2023, attackers used compromised login credentials to gain remote access to OrthopedicsNY systems and download unencrypted files. The breach exposed patient and employee information affecting more than 650,000 individuals, including Social Security numbers and other identifiers for about 110,000 people.
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