Internal Medicine on the Web - http://www.im.org/ Various online associations devoted to the improvement of medical education in the US, Canada, and Puerto Rico.
Southern Medical Association - http://www.sma.org Offering education, networking, and collegiality to physicians practicing in the South.
Doctors For Adults - http://www.doctorsforadults.com Information about internal medicine physicians.
American Board of Medical Specialties - http://www.abms.org Umbrella organization for the 24 approved medical specialty boards in the United States.
Society of General Internal Medicine - http://www.sgim.org Seeking to improve patient care, education, and research in primary care and general internal medicine.