Check References of Doctors
The American Medical Association (AMA) provides an area that provides information such as schooling and medical association affiliations. It also lists whether doctors are members of the AMA. http://www.ama-assn.org/aps/amahg.htm
Call 1-888-ASK-MEDI and for a fee of $15 for the first doctor and $5 for each additional (up to five) you can find out if a doctor has been sanctioned by any of various government agencies and whether he or she is certified to give a determination in their specialty. http://www.askmedi.com
Buy a hard copy of Public Citizen's "Questionable Doctors." Regional issues are $20 plus $3.50 shipping. This organization was founded by Ralph Nader. http://www.citizen.org/HRG/QDSITE/FAQ.htm
Contact federal agencies to learn disciplinary actions taken against a doctor. http://www.citizen.org/HRG/qdsite/addresses.htm
View a list of hospitals across the country who have had confirmed violations or civil penalties. http://www.citizen.org/questionablehospitals/
State of Oregon
The Oregon Board of Medical Examiners lists information about doctors and actions (although limited) taken against them. http://www.bme.state.or.us
Learn whether a doctor (IME, etc.) has been mentioned in an Oregon Court of Appeals or Oregon Supreme Court case since 1998 by typing in their name in the provided search engine. http://www.publications.ojd.state.or.us/welcome.htm
Oregon Workers' Compensation
Type in a doctor's name and you may find cases that were heard by the Oregon Workers' Compensation Board http://www.cbs.state.or.us/wcd/wcdsearch.htm