1. Congestive heart failure (Statistical Brief #142, 2009 data) — The mean cost per CHF readmission is $13,000, with a 25.1 percent readmission rate.This is 118 percent the cost of an initial admission for CHF, which costs $11,000 on average.2.. Congestive heart failure (Statistical Brief #142, 2009 data) — The mean cost per CHF readmission is $13,000, with a 25.1 percent readmission rate.