NYC Health + Hospitals is the nation’s largest public health care delivery system. We are an integrated network of hospitals, trauma centers, neighborhood health centers, nursing homes, and post-acute care centers. We are a home care agency and a health plan, MetroPlus. The health system provides essential services to more than 1.4 million New Yorkers every year in more than 70 patient care locations and in their homes. Our talented workforce of more than 40,000 represents the diversity of our city and the communities we serve. The excellence of our staff, and our continued mission to care for all without exception, make us unique and rightly positioned to provide equitable, high-quality, culturally responsive, and affordable health care in every New York City community. Our promise to New Yorkers: Empower every New Yorker – without exception – to live the healthiest life possible by providing equitable, high quality, culturally responsive, and affordable health care in every community.

NYC Health + Hospitals A.I CyberSecurity Scoring

NHH

Company Details

Linkedin ID:

nyc-health-and-hospitals-corporation

Employees number:

15,924

Number of followers:

233,587

NAICS:

62

Industry Type:

Hospitals and Health Care

Homepage:

nychealthandhospitals.org

IP Addresses:

Scan still pending

Company ID:

NYC_2432787

Scan Status:

In-progress

AI scoreNHH Risk Score (AI oriented)

Between 650 and 699

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NHH Hospitals and Health Care
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globalscoreNHH Global Score (TPRM)

XXXX

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NHH Hospitals and Health Care
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NYC Health + Hospitals

Weak
Current Score
680
B (Weak)
01000
2 incidents
-56.5 avg impact

Incident timeline with MITRE ATT&CK tactics, techniques, and mitigations.

MARCH 2026
730
Breach
27 Mar 2026 • NYC Health + Hospitals: Data Breach Alert: Edelson Lechtzin LLP Investigates New York City Health and Hospitals Corporation Data Breach
NYC Health + Hospitals Major Data Breach

**NYC Health + Hospitals Suffers Major Data Breach Affecting Over a Million Patients** On February 2, 2026, New York City Health + Hospitals (NYC Health + Hospitals), the largest public healthcare system in the U.S., detected unauthorized access to its computer network. An investigation revealed that sensitive data was accessed and exfiltrated between November 25, 2025, and February 11, 2026. The compromised files contained a wide range of personal and medical information, including names, Social Security numbers, driver’s license numbers, health insurance details, medical records (diagnoses, medications, test results, and treatment plans), biometric data, payment information, and online account credentials. The breach impacts individuals who received care through NYC Health + Hospitals’ network of hospitals, clinics, and long-term care facilities, which serves over a million patients annually. Edelson Lechtzin LLP, a national class action law firm, has launched an investigation into potential legal claims on behalf of affected individuals. The firm is evaluating remedies for those whose data may have been exposed. No further details on the breach’s origin or the number of impacted individuals have been disclosed at this time.

680
critical -50
NYC1774664917
Data Breach
Data Compromised: Sensitive personal and medical information, including names, Social Security numbers, driver’s license numbers, health insurance details, medical records, biometric data, payment information, and online account credentials Systems Affected: Computer network of NYC Health + Hospitals Brand Reputation Impact: Potential reputational damage due to large-scale data exposure Legal Liabilities: Potential class action lawsuits Identity Theft Risk: High Payment Information Risk: High
Personal Information Medical Records Payment Information Biometric Data Online Account Credentials Number Of Records Exposed: Over a million Sensitivity Of Data: High Data Exfiltration: Yes Personally Identifiable Information: Names, Social Security numbers, driver’s license numbers, health insurance details
HIPAA Legal Actions: Potential class action lawsuits
['Ongoing']
FEBRUARY 2026
729
JANUARY 2026
728
DECEMBER 2025
727
NOVEMBER 2025
788
Breach
01 Nov 2025 • NYC Health + Hospitals: Data breach on care management company impacts 5K patients at NYC Health
NYC Health + Hospitals Partner Suffers Cyberattack, Exposing Patient Data

**NYC Health + Hospitals Partner Suffers Cyberattack, Exposing Patient Data** In November 2025, the National Association on Drug Abuse Programs (NADAP), a care management partner of NYC Health + Hospitals, fell victim to a cyberattack that compromised the sensitive data of 5,086 patients. NADAP provides critical services, including care coordination, substance abuse treatment support, and workforce training for Medicaid enrollees under NYC Health + Hospitals’ Lead Health Home program. The breach was detected on January 10, 2026, prompting NADAP to take affected systems offline. An investigation revealed that unauthorized access exposed protected health information, including names, Social Security numbers, dates of birth, treatment details, diagnoses, medications, and Medicaid ID numbers. A pending class action lawsuit also suggests financial data, such as tax information, may have been compromised. NYC Health + Hospitals issued a breach notification to affected patients on March 11, 2026, and reported the incident to the Office for Civil Rights (OCR). The breach has yet to appear on the federal healthcare data breach tracker but is expected to be listed once processed.

725
critical -63
NYC1773398395
Data Breach
Data Compromised: Protected health information (names, Social Security numbers, dates of birth, treatment details, diagnoses, medications, Medicaid ID numbers), potential financial data (tax information) Operational Impact: Affected systems taken offline Legal Liabilities: Pending class action lawsuit Identity Theft Risk: High
Containment Measures: Affected systems taken offline Communication Strategy: Breach notification issued to affected patients on March 11, 2026
Protected health information Personally identifiable information Potential financial data Number Of Records Exposed: 5086 Sensitivity Of Data: High Names Social Security numbers Dates of birth Medicaid ID numbers
HIPAA Legal Actions: Pending class action lawsuit Regulatory Notifications: Reported to the Office for Civil Rights (OCR)
Ongoing
Breach notification issued to affected patients on March 11, 2026
OCTOBER 2025
788
SEPTEMBER 2025
789
AUGUST 2025
789
JULY 2025
789
JUNE 2025
789
MAY 2025
789
APRIL 2025
788

Frequently Asked Questions

According to Rankiteo, the current A.I.-based Cyber Score for NYC Health + Hospitals is 680, which corresponds to a Weak rating.

According to Rankiteo, the A.I. Rankiteo Cyber Score for February 2026 was 729.

According to Rankiteo, the A.I. Rankiteo Cyber Score for January 2026 was 728.

According to Rankiteo, the A.I. Rankiteo Cyber Score for December 2025 was 727.

According to Rankiteo, the A.I. Rankiteo Cyber Score for November 2025 was 725.

According to Rankiteo, the A.I. Rankiteo Cyber Score for October 2025 was 788.

According to Rankiteo, the A.I. Rankiteo Cyber Score for September 2025 was 789.

According to Rankiteo, the A.I. Rankiteo Cyber Score for August 2025 was 789.

According to Rankiteo, the A.I. Rankiteo Cyber Score for July 2025 was 789.

According to Rankiteo, the A.I. Rankiteo Cyber Score for June 2025 was 789.

According to Rankiteo, the A.I. Rankiteo Cyber Score for May 2025 was 789.

According to Rankiteo, the A.I. Rankiteo Cyber Score for April 2025 was 788.

Over the past 12 months, the average per-incident point impact on NYC Health + Hospitals’s A.I Rankiteo Cyber Score has been -56.5 points.

You can access NYC Health + Hospitals’s cyber incident details on Rankiteo by visiting the following link: https://www.rankiteo.com/company/nyc-health-and-hospitals-corporation.

You can find the summary of the A.I Rankiteo Risk Scoring methodology on Rankiteo by visiting the following link: Rankiteo Algorithm.

You can view NYC Health + Hospitals’s profile page on Rankiteo by visiting the following link: https://www.rankiteo.com/company/nyc-health-and-hospitals-corporation.

With scores of 18.5/20 from OpenAI ChatGPT, 20/20 from Mistral AI, and 17/20 from Claude AI, the A.I. Rankiteo Risk Scoring methodology is validated as a market leader.