Public Citizen's Disciplined Doctor's Site
Public Citizen is the consumer protection organization founded by Ralph Nader in 1971. This site provides DIRECT link to State Boards. They offer a wide variety of advocacy for consumers and rally support to fight back on a variety of critical issues.
Contact Your State and Federal Government
Those in power, have power. Complain to them vigorously, it is their job to protect those they govern. This link will bring you to an access site to reach your Government officials. They can't fix what they don't know.
Joint Commission on Accreditation of Healthcare Organizations
Premier organization in the US for accrediting hospitals in this country, they do not do much though, also active in accrediting HMO's. Public hearings can protest accreditations. Complain!
National Practioners Data Bank (no public access yet, pelt them w/ letters DEMAND this information be public!)
Central repository of information on physicians, dentists, and in some cases, other health care practitioners. It contains reports on medical malpractice payments and other adverse actions. A service of the US Department of Health and Human Services.