Healthcare Cyber Attack Statistics

18 STATS4 SOURCES

59% of healthcare organizations faced clinical consequences from cyber incidents, including delayed treatments and compromised patient trust.

EYUS Healthcare Cyber Resilience Survey·Nov 5, 2025
HealthcareCyber incidentCyber incident consequencesClinical Consequences

60% of healthcare organizations reported operational disruptions due to cyber incidents.

EYUS Healthcare Cyber Resilience Survey·Nov 5, 2025
Operational DisruptionHealthcareCyber incident

72% of healthcare organizations experienced a moderate to severe financial impact from cyber incidents in the past two years.

EYUS Healthcare Cyber Resilience Survey·Nov 5, 2025
HealthcareCyber incidentCyber incident consequencesFinancial impact

Over 70% of healthcare organizations reported significant financial, operational, or clinical disruptions due to cyber threats in the past year.

EYUS Healthcare Cyber Resilience Survey·Nov 5, 2025
HealthcareCyber incidentCyber incident consequencesDisruption

61% of healthcare organizations say cloud/account compromises increased complications from medical procedures.

Proofpoint2025 Ponemon Healthcare Cybersecurity Report ·Oct 8, 2025
HealthcareCloud compromiseAccount compromiseCyber attack consequences

The average number of cyberattacks experienced by U.S. healthcare organizations that suffered at least one cyberattack was 43, which is a 3-point increase from 40 in 2024.

Proofpoint2025 Ponemon Healthcare Cybersecurity Report ·Oct 8, 2025
HealthcareCyber attack

36% of healthcare organizations that experienced data loss or exfiltration incidents say it caused delays in procedures and tests that resulted in poor outcomes.

Proofpoint2025 Ponemon Healthcare Cybersecurity Report ·Oct 8, 2025
HealthcareExfiltrationData lossCyber attack consequences

55% of healthcare organizations say data loss or exfiltration incidents impacted patient care.

Proofpoint2025 Ponemon Healthcare Cybersecurity Report ·Oct 8, 2025
HealthcareExfiltrationData lossCyber attack consequences

67% percent of healthcare organizations say ransomware attacks had a negative impact on patient care.

Proofpoint2025 Ponemon Healthcare Cybersecurity Report ·Oct 8, 2025
HealthcareRansomwareCyber attack consequences

An average of 72% of U.S. healthcare organizations that experienced a cyber attack reported disruption to patient care, which is a 3-point jump from 69 percent in 2024.

Proofpoint2025 Ponemon Healthcare Cybersecurity Report ·Oct 8, 2025
HealthcareCyber attackCyber attack consequences

93% of U.S. healthcare organizations experienced at least one cyberattack in the past 12 months.

Proofpoint2025 Ponemon Healthcare Cybersecurity Report ·Oct 8, 2025
HealthcareCyber attack

61% of healthcare organizations say cloud/account compromises resulted in disruption in patient care.

Proofpoint2025 Ponemon Healthcare Cybersecurity Report ·Oct 8, 2025
HealthcareCloud compromiseAccount compromiseCyber attack consequences

56% of healthcare organizations that experienced ransomware attacks say it resulted in delays in procedures and tests.

Proofpoint2025 Ponemon Healthcare Cybersecurity Report ·Oct 8, 2025
HealthcareRansomwareCyber attack consequences

67% of healthcare organizations that experienced ransomware attacks say it resulted in longer lengths of patient stay.

Proofpoint2025 Ponemon Healthcare Cybersecurity Report ·Oct 8, 2025
HealthcareRansomwareCyber attack consequences

52% of healthcare organizations say cloud/account compromises resulted in longer length of patient stay.

Proofpoint2025 Ponemon Healthcare Cybersecurity Report ·Oct 8, 2025
HealthcareCloud compromiseAccount compromiseCyber attack consequences

54% of healthcare organizations that experienced data loss or exfiltration incidents say it increased the mortality rate.

Proofpoint2025 Ponemon Healthcare Cybersecurity Report ·Oct 8, 2025
HealthcareExfiltrationData lossCyber attack consequences

In the event of a cyberattack, 1 in 5 healthcare organizations believe recovery would be delayed because they lack experienced in-house staff or access to a 24x7 security operations team.

Omega Systems2025 Healthcare IT Landscape Report·Jun 4, 2025
HealthcareCyber attackStaffTalent

Nearly half (46%) of healthcare executives say they are experiencing a significantly higher volume of attacks.

LevelBlue2025 LevelBlue Spotlight Report for Healthcare ·Jun 4, 2025
HealthcareCyber attack