Medicare patients hospitalized for pneumonia have medical expenses—during the hospitalization and for a year afterwards—that are $15,682 higher than in Medicare patients without pneumonia.
Thomas, Cindy P., Marian Ryan, John D. Chapman, William B. Stason, Christopher P. Tompkins, et al. Incidence and Cost of Pneumonia in Medicare Beneficiaries. Chest. 2012; 142(4): 973-81. http://journal.publications.chestnet.org/article.aspx?articleid=1215975