There are several ways to cover the expense of Hillman drug addiction treatment. One payment method you may find is a sliding fee scale (fee is based on income and other factors). This signifies that the rehab adjusts their costs based on the client?s revenue, yearly taxes and other economic variables; in the end, the expense that one particular individual pays may not be the same as another. There are various reasons why a drug rehab would select to present a sliding fee scale to their clients. They may pick to help out an addict who would normally not be able to receive treatment. Another reason for offering this payment possibility is that it provides the treatment facility with a tax deduction on the benefit of donating their services as charity.