Do you need more time to peruse the interoperability rule that CMS released in February? Then you’re in for a treat. Extension: HHS decided to extend the deadline to June 3, 2019, giving the public more time to weigh in. “This extension responds to requests from a variety of stakeholders, including healthcare provider organizations and industry representatives,” says an HHS release. Read the CMS proposed rule in the Federal Register and submit your opinion at .