Edith Mitchell

American Medical Association engages in promoting the art and science of medicine and the betterment of public health. It offers services to physicians, residents, medical students, and patients. The company was founded by Nathan Smith Davis in 1847 and is headquartered in Chicago, IL.

Aerospace Medical Association operates a professional organization in aviation, space, and environmental medicine. The non-profit company is based in Alexandria, VA.

Radiation Therapy Oncology Group provides radiation therapy and oncology services. The company is headquartered in Philadelphia, PA.

Part of Sanford Burnham Prebys Medical Discovery Institute, Sidney Kimmel Cancer Center provides medical research services. The private company is based in San Diego, CA. Sidney Kimmel Cancer Center was acquired by Sanford Burnham Prebys Medical Discovery Institute on June 23, 2009 for $25 million.

The National Medical Association provides promotional services to physicians and other health professionals. The firm also provides professional development, advocacy and research services. It promotes healthy lifestyles and equity in healthcare for African Americans and other at risk populations by providing national education campaigns on cancer, heart disease, stroke, AIDS, women's health, asthma and other health issues. The company is headquartered at Silver Spring, MD.