Largest Urgent Care companies
The largest urgent care groups in the country have only gotten bigger over the past few years through both mergers and acquisitions, as well as net new location growth. Here they are ranked by number of clinic locations.

Advocate Health Care
Urgent care
•Retail clinic
•Laboratory testing

Total locations
Headquarters
Downers Grove, IL
Intermountain InstaCare
Urgent care
•Pediatric urgent care
•Laboratory testing

Total locations
Headquarters
Salt Lake City, UT
Texas MedClinic Urgent Care
Urgent care
•Pediatric urgent care

Total locations
Headquarters
San Antonio, TX
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