
Memorial Hermann Health System Company Cyber Security Posture
memorialhermann.orgAdvancing Health. Personalizing Care. Memorial Hermann Health System is a nonprofit, values-driven, community-owned health system dedicated to improving health.ย A fully integrated health system with more than 260 care delivery sites throughout the Greater Houston area, Memorial Hermann is committed to delivering safe, high-quality, patient-centered care and offers clinical expertise, innovation and cutting-edge technology to all patients.
MHHS Company Details
memorialhermann
18236 employees
111177.0
62
Hospitals and Health Care
memorialhermann.org
Scan still pending
MEM_1540044
Scan started

Between 800 and 900
This score is AI-generated and less favored by cyber insurers, who prefer the TPRM score.

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Memorial Hermann Health System Company Scoring based on AI Models
Model Name | Date | Description | Current Score Difference | Score |
---|---|---|---|---|
AVERAGE-Industry | 03-12-2025 | This score represents the average cybersecurity rating of companies already scanned within the same industry. It provides a benchmark to compare an individual company's security posture against its industry peers. | N/A | Between 800 and 900 |
Memorial Hermann Health System Company Cyber Security News & History
Entity | Type | Severity | Impact | Seen | Url ID | Details | View |
---|---|---|---|---|---|---|---|
Memorial Hermann Health System | Breach | 90 | 5 | 02/2022 | MEM12145522 | Link | |
Rankiteo Explanation : Attack threatening the organization's existenceDescription: Memorial Hermann Health System notified thousands of its customers of the data breach after one of its contracted vendors, Advent Health Partners, suffered a cyber attack. Unauthorized access and suspicious activities were noticed on an employee's email accounts with data from Memorial Hermann including PHI: first names, last names, dates of birth, social security numbers, financial and medical information. All the impacted customers were notified and given free credit monitoring services. |
Memorial Hermann Health System Company Subsidiaries

Advancing Health. Personalizing Care. Memorial Hermann Health System is a nonprofit, values-driven, community-owned health system dedicated to improving health.ย A fully integrated health system with more than 260 care delivery sites throughout the Greater Houston area, Memorial Hermann is committed to delivering safe, high-quality, patient-centered care and offers clinical expertise, innovation and cutting-edge technology to all patients.
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MHHS Cyber Security News
HHS Office for Civil Rights Settles HIPAA Ransomware Cybersecurity Investigation with Public Hospital
HHS OCR settlement with Guam Memorial Hospital Authority to address potential HIPAA Security Rule violation.
Memorial Hospital and Manor Recovering from Ransomware Attack
Memorial Hospital and Manor in Georgia warned patients about a ransomware attack less than 24 hours after the attack was detected.
Memorial Hospital and Manor investigating cyber attack
The ransomware attack is impacting the Electronic Health Record system at the Memorial Hospital and Manor in Bainbridge, according to a Facebookย ...
120K Victims Compromised in Memorial Hospital Ransomware Attack
Memorial retained cybersecurity experts and launched a forensic investigation to determine the scope of the breach and what was compromised.
Cyberattack roundup: Ransomware hits Georgia hospital and Colorado pathology services
Cyberattack roundup: Ransomware hits Georgia hospital and Colorado pathology services. Also: Kaiser Permanente reported that an unauthorizedย ...
Weiser Memorial Hospital investigates potential data breach
Idaho-based Weiser Memorial Hospital is investigating a potential data breach after cyberthreat actors claimed to be in possession of theย ...
Crucial Texas hospital system turning ambulances away after ransomware attack
The University Medical Center Health System in Lubbock, Texas, confirmed on Friday that outages are being caused by a ransomware incident.
4 nonprofit health systems launch Longitude Health
Baylor Scott & White Health, Memorial Hermann Health System, Novant Health and Providence formed Longitude Health.
Memorial Hospital Hit by Ransomware Attack
Memorial Hospital has temporarily shifted to a paper-based system to maintain accurate patient records.

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Every week, Rankiteo analyzes billions of signals to give organizations a sharper, faster view of emerging risks. With deeper, more actionable intelligence at their fingertips, security teams can outpace threat actors, respond instantly to Zero-Day attacks, and dramatically shrink their risk exposure window.
These are some of the factors we use to calculate the overall score:
Identify exposed access points, detect misconfigured SSL certificates, and uncover vulnerabilities across the network infrastructure.
Gain visibility into the software components used within an organization to detect vulnerabilities, manage risk, and ensure supply chain security.
Monitor and manage all IT assets and their configurations to ensure accurate, real-time visibility across the company's technology environment.
Leverage real-time insights on active threats, malware campaigns, and emerging vulnerabilities to proactively defend against evolving cyberattacks.
