State financed insurance other than Medicaid often covers conventional healthcare fees, but will also pay for most if not all of the fees associated with substance abuse treatment in a drug rehab program. For people in Castro Valley, California who are lucky enough to have coverage for such treatment under their state financed insurance program, many drug and alcohol rehab programs accept this sort of insurance and help drug and alcohol addicted persons to get them started in treatment right away. State financed health insurance other than Medicaid will generally cover a wide range of services at a variety of various alcohol and drug rehab centers in the Castro Valley area. People who are in need of substance abuse rehabilitation and are covered by state financed insurance should speak with their drug rehab center of choice to determine which services are covered.