  harvard medical school (hms) is the graduate medical school of harvard university. it is located in the longwood medical area of the mission hill neighborhood of boston, massachusetts. it has been ranked the #1 research medical school in the united states by u.s. news & world report every year since the magazine began publishing medical school rankings. the school has a large and distinguished faculty to support its missions of education, research, and clinical care. these faculty hold appointments in the basic science departments on the hms quadrangle, and in the clinical departments located in multiple harvard-affiliated hospitals and institutions in boston. there are approximately 2,900 full- and part-time voting faculty members consisting of assistant, associate, and full professors, and over 5,000 full or part-time, non-voting instructors. the current dean of the medical school is jeffrey s. flier, an endocrinologist and the former chief academic officer of the beth israel deaconess medical center, who succeeded neurologist joseph b. martin, m.d., ph.d on september 1, 2007. == history ==  the school is the third-oldest medical school in the united states (after perelman school of medicine at the university of pennsylvania and columbia university college of physicians and surgeons) and was founded by john warren on september 19, 1782, with benjamin waterhouse, and
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