PHOENIX (AP) -- Arizona's top health official says he's stepping down next month.Department of Health Services Director Will Humble announced Friday that he will leave office March 3 and that he's notified Gov. Doug Ducey of his plan.Humble has been with the agency since 1992 and has been director for the past six years.His departure is somewhat of a surprise because Ducey announced Jan. 9 that he was retaining Humble in Ducey's new administration.Humble did not immediately respond to requests for comment, but he said in a statement it's time to move on to something else.Humble says he doesn't have any exact plans yet and plans to catch his breath for a while. But he said he likely will be involved in public health again.© 2015 The Associated Press. All rights reserved. This material may not be published, broadcast, rewritten or redistributed.