The US Department of Health and Human Services (HHS) Office for Civil Rights (OCR) recently posted guidance (OCR guidance) clarifying that a business associate such as an information technology vendor generally may not block or terminate access by a covered entity customer to protected health information (PHI) maintained by the vendor on behalf of the customer. Such “information blocking” could occur, for example, during a contract dispute in which a vendor terminates customer access or activates a “kill switch” that renders an information system containing PHI inaccessible to the customer. Many information vendors have historically taken such an approach to commercial disputes.
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