All Breaches
November 25, 2025 Verified Sensitive Record Healthcare

NYC Health + Hospitals 2025 Data Breach

The NYC Health + Hospitals 2025 data breach involved an unauthorized third party entering the network of the largest public health system in the United States on November 25, 2025 and maintaining…

1.8 Million
Reported Records
20
Data Types
Critical
Severity
Yes
Verification

Exposed Data Types

20
Names
Medical record numbers
Disability codes
Diagnoses
Medications
Test results
Medical images
Treatment plans
Health insurance information
Billing and claims information
Fingerprints
Palm prints
Social security numbers
Government-issued ids
Taxpayer identification numbers
Irs identity protection pins
Precise geolocation
Credit and debit card numbers
Financial account information and credentials
Online account credentials

Additional Information

Added DateJuly 27, 2026
Breach DateNovember 25, 2025
Domainnychealthandhospitals.org
SourceUnauthorized network access and confirmed exfiltration of files containing PII and PHI
Last Content UpdateJuly 27, 2026

Verification and editorial method

LeakData compares the incident name, date, affected-record count, and exposed data types with accessible sources. Unverified fields are not presented as facts, and records are updated when new evidence becomes available.

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Company Information

Company NameNYC Health + Hospitals
SectorHealthcare
CountryUnited States
Websitenychealthandhospitals.org

Risk Level

Critical

The reported impact exceeds 1 million and falls within the critical severity band.

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