McKesson’s Cybersecurity Commitment
We value the trust that our customers, patients, business partners, and our employees place in us to appropriately use and protect information shared with us.
We are committed to protecting McKesson’s information resources that could affect the ability to deliver patient care, the integrity and security of our systems and services, and the privacy of the information shared with us.
Read an important notice regarding the data security incident McKesson reported on August 28, 2026.
Read MoreWe will continue to provide updates at mckesson.com/cybersecurity.
We’re providing complimentary credit monitoring and identity protection services for individuals who believe their data was exfiltrated during the cybersecurity incident McKesson reported on August 28, 2026.
We’ve also activated a dedicated information line to answer questions and provide support to those whose data was exfiltrated.
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- Phone: (855) 760-5202
- Hours: 9 a.m. to 9 p.m. ET
Customer Cybersecurity Information Center
AUGUST 29, 2026
McKesson Cybersecurity Incident Investigation and Response Update
Dear Customer,
McKesson continues to serve customers across all our lines of business and accept orders. Our distribution centers remain operational, and we continue to ship products across our distribution network.
Read MoreAUGUST 28, 2026
Cybersecurity Incident Investigation Underway
Dear Customer,
McKesson is in the early stages of investigating a cybersecurity incident involving third-party applications and unauthorized access and exfiltration of data.
Read MoreCoordinated Vulnerability Disclosure
McKesson has established a practice of seeking, communicating, and assessing potential cybersecurity issues in a timely fashion.
Read More