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Los Angeles County Department of Health Services

Los Angeles County Department of Health Services Vendor Cyber Rating & Cyber Score

lacounty.gov

Los Angeles County Department of Health Services (DHS; LADHS) is the 2nd largest municipal hospital system in the United States. With an annual operating budget of over $4 billion USD, DHS operates an extensive healthcare network throughout Los Angeles County, including 3 teaching hospitals affiliated with the Keck School of Medicine of USC and David Geffen School of Medicine at UCLA, one nationally renowned rehabilitation hospital, and numerous outpatient clinics.


LACDHS A.I CyberSecurity Scoring

LACDHS
Company Information
Website:http://dhs.lacounty.gov
Employees number:2,435
Number of followers:8,291
NAICS:62
Industry Type:Hospitals and Health Care
Homepage:lacounty.gov
LACDHS Risk Score (AI oriented)
Between 700 and 749
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LACDHSHospitals and Health Care
Updated:
31/03/2026
719/1000
Moderate
Ba
AaaAaABaaBaBCaaCaC
Powered by our proprietary A.I cyber incident model
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LACDHS Global Score (TPRM)
xxxx
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LACDHSHospitals and Health Care
•••
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Findings

LACDHSModerate
Current Score
719Ba (MODERATE)
01000
2 incidents
0 avg impact
Incident timeline with MITRE ATT&CK tactics, techniques, and mitigations.
OCTOBER 2026
724Before Incident
SEPTEMBER 2026
723Before Incident
AUGUST 2026
723Before Incident
JULY 2026
722Before Incident
JUNE 2026
721Before Incident
MAY 2026
720Before Incident
APRIL 2026
720Before Incident
MARCH 2026
719Before Incident
FEBRUARY 2026
718Before Incident
JANUARY 2026
717Before Incident
DECEMBER 2025
716Before Incident
NOVEMBER 2025
715Before Incident
FEBRUARY 2024
748Before Incident
Breach
19 Feb 2024 • LACDHS
Los Angeles County Department of Health Services

Data Breach at Los Angeles County Department of Health Services

692After Incident
HIGH-56
LAH435072725
The California Office of the Attorney General reported a data breach involving the Los Angeles County Department of Health Services (DHS) on April 25, 2024. The breach occurred between February 19, 2024, and February 20, 2024, due to a phishing attack that compromised the email accounts of 23 employees, potentially exposing personally identifiable information and health information, but not Social Security Numbers or financial data.
INCIDENT DETAILS -
TYPE
Data Breach
IMPACT
Personally Identifiable InformationHealth Information
DATA BREACH
Personally Identifiable InformationHealth Information
FEBRUARY 2016
768Before Incident
Ransomware
01 Feb 2016 • LACDHS
Los Angeles County Department of Health Services

Ransomware Attack on Los Angeles County Department of Health Services

669After Incident
HIGH-99
LOS114061122
The computer systems of the Los Angeles County Department of Health Services suffered a ransomware attack in Feb 2016. The county identified remnants of a ransomware thread on five work computers, but it did not affect operations as the attack was on a smaller scale. The county restored its system and did not pay any ransom.
INCIDENT DETAILS -
TYPE
Ransomware
IMPACT
Five work computers

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