[News](/news) NYC Health + Hospitals data breach exposes Social Security numbers and medical records [Blog](/blog)[Breaches](/breaches)[Resources](/resources)[News](/news) # NYC Health + Hospitals data breach exposes Social Security numbers and medical records ##### [UpGuard Team](/team/upguard) March 30, 2026 ### Key facts: NYC Health + Hospitals data breach * **Date occurred:** November 25, 2026 * **Date discovered:** February 2, 2026 * **Date reported:** March 27, 2026 * **Target entity:** NYC Health + Hospitals * **Source of breach:** Unknown, unauthorized third-party * **Data types:** Names, health insurance details, medical records, biometric data, Social Security numbers, financial information * **Status:** Confirmed; reported on March 27, 2026. * **Severity:** Medium; exposure of sensitive medical, financial, and biometric data presents significant identity theft risks. ## What happened in the NYC Health + Hospitals data breach? NYC Health + Hospitals (nychealthandhospitals.org) experienced a data breach that was publicly reported on March 27, 2026. The incident involved unauthorized access to the organization's computer network by an unidentified third party. The breach was first brought to public attention following reports of an investigation by a law firm into the organization's data privacy practices. According to the investigation details, the breach was discovered on February 2, 2026. Unauthorized actors reportedly accessed and copied data from the network between November 25, 2026, and February 11, 2026. The compromised information is highly sensitive, including names, health insurance details, medical records, biometric data, Social Security numbers, and financial information. This incident is classified as medium severity because it involves highly sensitive personally identifiable information (PII) and protected health information (PHI). Such breaches typically lead to increased risks of targeted fraud and identity theft for the affected individuals. ## Who is behind the incident? The attacker or cause of the incident has not been identified. ## Impact and risks for NYC Health + Hospitals customers Individuals whose data was involved in the NYC Health + Hospitals breach face substantial risks, including identity theft, medical insurance fraud, and financial exploitation. Since Social Security numbers and biometric data were included in the exposed data set, the long-term risk of credential abuse and identity cloning is significant. Furthermore, phishing campaigns targeting patients using their specific medical history or insurance details are a plausible threat, as attackers can use this information to build trust. Healthcare organizations often face significant regulatory scrutiny and potential class-action litigation following such incidents. To protect themselves, affected individuals should monitor their financial statements closely and place fraud alerts on their credit reports. Remaining vigilant against unsolicited communications and using identity monitoring services are concrete protective actions. Transparency from the healthcare provider regarding the specific extent of the data access is essential for effective mitigation. ## How to protect against similar security incidents Given the exposure of medical records and Social Security numbers at NYC Health + Hospitals, affected individuals and the organization should take immediate steps to secure sensitive information. * **Enroll in identity theft protection services.** Monitor your credit reports for any unauthorized activity or new accounts. Place a fraud alert or credit freeze with major credit bureaus to prevent unauthorized credit applications. * **Secure your financial and medical accounts.** Change passwords for all sensitive accounts, including healthcare portals and banking applications. Enable phishing-resistant multi-factor authentication (MFA) to prevent unauthorized login attempts. * **Implement continuous security monitoring.** Utilize attack surface management tools to identify and remediate vulnerabilities in digital infrastructure. Deploy endpoint detection and response (EDR) solutions to identify unauthorized network access in real-time. *Remaining vigilant against sophisticated phishing attempts that leverage stolen personal details is essential for long-term digital safety.* ## Frequently asked questions ### What happened in the NYC Health + Hospitals security breach? On March 27, 2026, NYC Health + Hospitals (nychealthandhospitals.org) disclosed a security breach. According to initial reports, an unauthorized third party accessed the computer network and copied sensitive data including names, medical records, Social Security numbers, and biometric information. ### When did the NYC Health + Hospitals breach occur? The NYC Health + Hospitals breach was publicly reported on March 27, 2026. The unauthorized access reportedly occurred between November 25, 2026, and February 11, 2026, and the activity was discovered on February 2, 2026. ### What data was exposed? The types of data involved in the NYC Health + Hospitals incident include names, health insurance details, medical records, biometric data, Social Security numbers, and financial information. This page will be updated as verified information becomes available. ### Is my personal information at risk? If you interacted with NYC Health + Hospitals, there's a possibility your personal information could be affected. Similar incidents often involve email addresses, login details, or financial records. Stay alert for updates and take precautionary measures to secure your accounts. ### What steps should companies take after being breached? The organization is expected to secure its systems, notify affected parties, and provide guidance on protective actions. They may also review security measures and deploy attack surface management to prevent future unauthorized access. ### Sources [Data breach reported for New York City Health and Hospitals Corporation](https://www.mykxlg.com/online_features/press_releases/data-breach-alert-edelson-lechtzin-llp-investigates-new-york-city-health-and-hospitals-corporation-data/article_7f487df8-7009-5a3d-a814-494b8b469c25.html) *This cybersecurity news article is powered by *[*UpGuard Breach Risk*](https://www.upguard.com/product/breach-risk)* — continuous attack surface monitoring for your organisation and supply chain.* ## How secure is ? * View our free preliminary report on ’s security posture * 13 risk factors, including email security, SSL, DNS health, open ports and common vulnerabilities [View 's score](#) [View score](#) [](#) ### Sign up for our newsletter UpGuard's monthly newsletter cuts through the noise and brings you what matters most: our breaking research, in-depth analysis of emerging threats, and actionable strategic insights. ## Latest news Stay up-to-date with the latest news in cybersecurity. [](/news/hugging-face-data-breach-2026-07-20) #### [Hugging Face data breach: key facts and what we know so far](/news/hugging-face-data-breach-2026-07-20) A data breach involving Hugging Face was reported in July 2026. See incident details, impact on customers, and recommended security measures. ##### [UpGuard Team](/team/upguard) July 20, 2026 [](/news/ey-data-breach-2026-07-19) #### [EY data breach: what happened and what's at risk](/news/ey-data-breach-2026-07-19) A data breach involving EY was reported in July 2026. See incident details, impact on customers, and recommended security measures. ##### [UpGuard Team](/team/upguard) July 15, 2026 [](/news/south-florida-injury-convenient-care-data-breach-2026-07-16) #### [South Florida Injury & Convenient Care data breach exposes names and Social Security numbers](/news/south-florida-injury-convenient-care-data-breach-2026-07-16) A data breach involving South Florida Injury & Convenient Care was reported in July 2026. See incident details, impact on customers, and security measures. ##### [UpGuard Team](/team/upguard) July 15, 2026 [](/news/park-west-psychology-data-breach-2026-07-16) #### [Park West Psychology data breach: what happened and what's at risk](/news/park-west-psychology-data-breach-2026-07-16) A data breach involving Park West Psychology was reported in July 2026. See incident details, impact on customers, and recommended security measures. ##### [UpGuard Team](/team/upguard) July 15, 2026 [](/news/fall-river-municipal-credit-union-data-breach-2026-07-16) #### [Fall River Municipal Credit Union data breach: what happened and what's at risk](/news/fall-river-municipal-credit-union-data-breach-2026-07-16) A data breach involving Fall River Municipal Credit Union was reported in July 2026. See incident details, impact on customers, and recommended security measures. ##### [](#) July 14, 2026 [](/news/npcil-data-breach-2026-07-16) #### [NPCIL data breach: World Leaks claims exposure of Kudankulam Nuclear Power Plant files](/news/npcil-data-breach-2026-07-16) A data breach involving NPCIL was reported in July 2026. See incident details, impact on customers, and recommended security measures. ##### [UpGuard Team](/team/upguard) July 14, 2026 [View all news](/news) ## Protect your organization Get in touch or book a free demo. [Contact sales](/demo) [Free demo](/demo) ##### Free instant security score ## How secure is your organization? Request a free cybersecurity report to discover key risks on your website, email, network, and brand. * Instant insights you can act on immediately * Hundreds of risk factors including email security, SSL, DNS health, open ports and common vulnerabilities [Free score](/instant-security-score)