Entertainment NewsReport: John Mahoney’s Cause of Death RevealedSavePrintJohn Mahoney. Joey Foley/Getty ImagesJack PhillipsBreaking News Reporter2/7/2018|Updated: 2/7/2018The cause of death of “Frasier” actor John Mahoney was revealed in a new report on Wednesday, Feb. 7, TMZ reported.Mahoney passed away Sunday in hospice care, according to his publicist.We had a problem loading this article. Please enable javascript or use a different browser. If the issue persists, please visit our help center.Share this articleLeave a commentJack PhillipsBreaking News ReporterJack Phillips is a breaking news reporter who covers a range of topics, including politics, U.S., and health news. A father of two, Jack grew up in California's Central Valley. Follow him on X: https://twitter.com/jackphillips5Author’s Selected ArticlesCOVID-19 Levels Peaking Across the US, CDC Figures ShowSep 09, 2025DOJ Announces Federal Charges Against Suspect in Fatal Stabbing of Ukrainian WomanSep 09, 2025Ukrainian Embassy Responds to Killing of Refugee in CharlotteSep 09, 2025Michigan Judge Dismisses Case Against 15 Accused False Electors for TrumpSep 09, 2025