12 states with limits on physician assistants' prescribing power. Even though all physician assistants must practice under the supervision of a physician, their scope of practice varies from state to state. According to Barton Associates, the following 12 states place some limit on PAs' prescribing powers. They are listed below alphabetically, along with details on the limits.
For other uses, see Harvard (disambiguation). Harvard University is a private Ivy League research university in Cambridge, Massachusetts, established in 1636, whose history, influence, and wealth have made it one of the world's most prestigious universities.
Harvard is located in Cambridge, Massachusetts, just outside of Boston. Harvard's extensive library system houses the oldest collection in the United States and the largest private collection in the world.