Clinical Research Sites in the United States
How many clinical research sites are listed?
18,300 clinical research sites matched against official records serve at least one area listed here. Choose a state.
Which states have clinical research sites listed?
All 51 states and districts below have local pages. The number in brackets is how many providers serve each state.
Alabama (262)Alaska (20)Arizona (415)Arkansas (208)California (2072)Colorado (437)Connecticut (623)Delaware (108)District of Columbia (222)Florida (1764)Georgia (558)Hawaii (67)Idaho (139)Illinois (917)Indiana (907)Iowa (300)Kansas (329)Kentucky (363)Louisiana (301)Maine (69)Maryland (680)Massachusetts (513)Michigan (873)Minnesota (372)Mississippi (238)Missouri (519)Montana (66)Nebraska (169)Nevada (185)New Hampshire (154)New Jersey (1334)New Mexico (116)New York (1493)North Carolina (814)North Dakota (35)Ohio (779)Oklahoma (210)Oregon (227)Pennsylvania (971)Rhode Island (163)South Carolina (484)South Dakota (71)Tennessee (464)Texas (1751)Utah (211)Vermont (46)Virginia (676)Washington (470)West Virginia (105)Wisconsin (376)Wyoming (12)
How are clinical research sites verified?
We match each provider to an official record (ClinicalTrials.gov (U.S. National Library of Medicine)) and show the record's source and check date on every badge. A missing badge means we have not verified that item, not that the provider lacks it. How we rank and verify. Page updated .