Medicaid Managed Care and Waivers
CMS provides extensive information on Medicaid managed care at cms.hhs.gov/medicaid/managedcare/default.asp
Information about the waiver authorities employed to implement managed care arrangements is at cms.hhs.gov/medicaid/waivers/
Information concerning the waiver programs each state operates is at cms.hhs.gov/medicaid/waivers/waivermap.asp
CMS makes extensive information concerning the 1915(c) HCBS waiver program available at cms.hhs.gov/medicaid/1915c/default.asp
Many states provide fact sheets describing the program. In some cases, the state's entire waiver application and related documents are available.
Center for Health Services Research and Policy at George Washington University has compiled extensive information concerning state Medicaid managed care contracting. A portion of its web site is devoted to topics related to behavioral health, at gwhealthpolicy.org/behavioral.html