The Medicare DSH Adjustment (42 CFR 412.106) The Medicare DSH adjustment provision under section 1886(d) (5) (F) of the Act was enacted by section 9105 of the Consolidated Omnibus Budget Reconciliation Act (COBRA) of 1985 and became effective for discharges occurring on or after May 1, 1986. According to section 1886(d) (5) (F) of the Act, there are two methods for a hospital to qualify for ....