Want more than a sneak peek at the rankings of these schools and others? Visit usnews.com on March 12.

Thinking about applying to graduate school? Whether you're interested in pursuing an MBA, or attending law school or medical school, there are some big decisions to make. Each year, U.S. News & World Report surveys more than 1,200 graduate schools and programs and ranks them according to our methodology to help students decide what to study and find the right school for them.

Here, we offer a sneak peek of the 2014 Best Graduate Schools rankings.

U.S. News surveyed 149 fully accredited medical and osteopathic schools. In alphabetical order, here are the top 10 highest-ranked medical schools for research and the top 10 schools for primary care.

The actual ranking and score of these and other graduate schools will be available March 12, 2013, on usnews.com.

(Note: Due to ties, there are more than 10 schools listed among research schools.)

Access the U.S. News Medical School Compass for more in-depth rankings and searchable data, tools, and an expanded directory of programs.

Read more:

2014 Best Graduate Schools Preview: Top 10 Medical Schools