There are several ways to cover the price of Deerfield drug addiction treatment. One payment method you may come across is a sliding fee scale (fee is based on earnings and other factors). This signifies that the rehab adjusts their fees based on the client?s earnings, yearly taxes and other financial factors; in the end, the expense that one client pays might not be the same as another. There are numerous reasons why a drug rehab would choose to provide a sliding fee scale to their clients. They may pick to help out an addict who would in any other case not be able to receive treatment. Another reason for providing this payment choice is that it offers the treatment facility with a tax deduction on the merit of donating their services as charity.