Located in the Longwood Medical Area of the Mission Hill neighborhood of Boston, Massachusetts, H.M.S. is home (as of Fall 2006) to 616 students in the M.D. program, 435 in the Ph.D. program, and 155 in the M.D.-Ph.D program. HMS' M.D.-Ph.D program allows a student to receive an M.D. from HMS and a Ph.D from either Harvard or the Massachusetts Institute of Technology (see Medical Scientist Training Program).