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Keystone Health

Keystone Health Vendor Cyber Rating & Cyber Score

keystonehealth.org

Keystone Health is a public, non-profit organization employing more than 600 caring and compassionate physicians, nurses and staff members who provide quality health care to individuals and families with and without health insurance. Co-founded in 1986 by Joanne Cochran, president/CEO, Keystone Health operates as a network of primary care sites – Keystone Family Medicine, Keystone Behavioral Health, Keystone Internal Medicine, Keystone Dental Care, Keystone Women’s Care, Keystone Pediatrics, and Keystone Urgent Care – as well as a pharmacy in Chambersburg, PA. Keystone Health also offers primary care services to migrant and seasonal farm-workers at locations across the Commonwealth of Pennsylvania. Keystone Health is staffed by a diverse


Keystone Health A.I CyberSecurity Scoring

Keystone Health
Company Information
Website:http://www.keystonehealth.org
Employees number:245
Number of followers:871
NAICS:62
Industry Type:Hospitals and Health Care
Homepage:keystonehealth.org
Keystone Health Risk Score (AI oriented)
Between 700 and 749
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Keystone HealthHospitals and Health Care
Updated:
29/03/2026
722/1000
Moderate
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Powered by our proprietary A.I cyber incident model
Insurance prefers TPRM score to calculate premium
Keystone Health Global Score (TPRM)
xxxx
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Keystone HealthHospitals and Health Care
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Keystone Health
Keystone HealthModerate
Current Score
722Ba (MODERATE)
01000
1 incidents
0 avg impact
Incident timeline with MITRE ATT&CK tactics, techniques, and mitigations.
AUGUST 2026
724Before Incident
JULY 2026
724Before Incident
JUNE 2026
723Before Incident
MAY 2026
722Before Incident
APRIL 2026
722Before Incident
MARCH 2026
722Before Incident
FEBRUARY 2026
721Before Incident
JANUARY 2026
720Before Incident
DECEMBER 2025
720Before Incident
NOVEMBER 2025
719Before Incident
OCTOBER 2025
718Before Incident
SEPTEMBER 2025
717Before Incident
OCTOBER 2022
764Before Incident
Breach
01 Oct 2022Keystone Health
Keystone Health

Data Breach at Keystone Health

677After Incident
CRITICAL-87
KEY2318221022
Pennsylvania healthcare system Keystone Health suffered a data breach incident after it experienced a cybersecurity incident compromising the sensitive information of certain patients. The incident compromised the names, Social Security numbers and clinical health information of more than 235,000 patients. The incident temporarily disrupted the normal operations of its computer network, however, Keystone immediately worked on it and sent out data breach letters to all affected parties.
INCIDENT DETAILS -
TYPE
Data Breach
IMPACT
NamesSocial Security numbersClinical health informationSystems Affected: Computer networkDowntime: Temporarily disrupted
DATA BREACH
NamesSocial Security numbersClinical health informationSensitivity Of Data: High

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