Medical transcriptionists held about 105,000 jobs in 2004. About 4 out of 10 worked in hospitals and another 3 out of 10 worked in offices of physicians. Others worked for business support services; medical and diagnostic laboratories; outpatient care centers; and offices of physical, occupational and speech therapists, and audiologists
Source: Bureau of Labor Statistics, U.S. Department of Labor, Occupational Outlook Handbook, 2006-07 Edition