Yes, Dr.Loomis dies of a heart attack in #6 The Curse.
Loomis Irish died in 1997.
Frederick Loomis died in 1937.
Loomis Dean died in 2005.
Chester Loomis died in 1873.
Andrew Loomis died in 1959.
Arphaxed Loomis died in 1885.
Henry Loomis died in 2008.
Gustavus Loomis died in 1872.
Chauncey Loomis died in 1817.
Arthur Loomis Sanborn died in 1920.
Arthur Loomis Harmon died in 1958.
Stanley Loomis died on 1972-12-18.