In an email obtained by FedScoop, Rajiv Uppal said his last day will be April 28.

Uppal, who currently leads the Office of Information Technology at CMS, will join the IRS as its chief information officer.

Rajiv Uppal says the HHS department has so far moved over 90 of its 200+ IT systems away from agency-managed data centers.

Officially the deputy director of CMS's Office of IT, Saxon will join George Hoffmann as one of CIO Rajiv Uppal's deputies.