Base-year cost reporting period
Base-year cost reporting period(1) Last 12 month cost reporting period ending on or before December 31, 1990. For each hospital, the intermediary uses the hospital's latest 12-month or longer cost reporting period ending on or before December 31, 1990 as the base period to determine a hospital's hospital-specific rate.
(1)Last 12 month cost reporting period ending on or before December 31, 1990.For each hospital, the intermediary uses the hospital's latest 12-month or longer cost reporting period ending on or before December 31, 1990 as the base period to determine a hospital's hospital-specific rate.