Number of Quest Diagnostics clinics in the United States in 2025
How many Quest Diagnostics clinics are there in the United States?
There are 5,825 Quest Diagnostics clinics in the United States as of February 25, 2025. The state and territory with the most number of Quest Diagnostics locations in the US is Texas, with 695 clinics, which is about 12% of all Quest Diagnostics clinics in the US.
How can I download a list of Quest Diagnostics clinics in the United States into Excel?
You can download the complete list of 5,825 Quest Diagnostics locations data as an Excel file, along with geo-coded addresses, phone numbers and open hours from our data store.
Download DatasetTop 10 States and Territories with the most Quest Diagnostics clinics
Texas
695 (12%)
A clinic for every 41,721 people, in Texas with about 12% of the total number of Quest Diagnostics clinics
California
653 (11%)
A clinic for every 60,508 people, in California with about 11% of the total number of Quest Diagnostics clinics
Florida
513 (9%)
A clinic for every 41,867 people, in Florida with about 9% of the total number of Quest Diagnostics clinics
| State / Territory | Number of clinics | Population | Population per clinic |
|---|---|---|---|
| Texas | 695 (12%) | 29.00M | 41.72K |
| California | 653 (11%) | 39.51M | 60.51K |
| Florida | 513 (9%) | 21.48M | 41.87K |
| New York | 392 (7%) | 19.45M | 49.63K |
| Pennsylvania | 238 (4%) | 12.80M | 53.79K |
| Ohio | 237 (4%) | 11.69M | 49.32K |
| Tennessee | 195 (3%) | 6.83M | 35.02K |
| New Jersey | 194 (3%) | 8.88M | 45.78K |
| Illinois | 175 (3%) | 12.67M | 72.41K |
| Indiana | 169 (3%) | 6.73M | 39.83K |
There are Quest Diagnostics clinics in 54 states and territories in the United States
States and Territories without any Quest Diagnostics clinics
These states and territories do not have any Quest Diagnostics clinics
- American Samoa
- Guam
- U.S. Virgin Islands
- Northern Mariana Islands
There are 4 states and territories without Quest Diagnostics clinics in the United States
Cities with the most number of Quest Diagnostics clinics in the United States
| City | State / Territory | Number of Locations |
|---|---|---|
| Houston | Texas | 84 |
| New York | New York | 56 |
| San Antonio | Texas | 48 |
| Brooklyn | New York | 47 |
| Jacksonville | Florida | 37 |
| Austin | Texas | 32 |
| Las Vegas | Nevada | 28 |
| Orlando | Florida | 28 |
| Indianapolis | Indiana | 28 |
| Dallas | Texas | 28 |
Download the complete database of Quest Diagnostics Locations in USA
You can download the full list of Quest Diagnostics locations used for this analysis from our data store. Here is a random sample of 10 records for you to look at the fields and the data that we provide.
| Name | Street | City | State / Territory | Zip Code | Phone | Latitude | Longitude | Address | Country | Last Updated Date |
|---|---|---|---|---|---|---|---|---|---|---|
| Onsite Collections Only (Preferred) | 1780 Northfall La Ste 301 | Alpharetta | GA | 30009 | 770-754-1095 | 34.0673883 | -84.3073744 | 1780 Northfall La Ste 301, Alpharetta, GA, 30009 | USA | 2025-02-25 |
| Bothwell Regional Main Lab (Preferred) | 601 E 14th St | Sedalia | MO | 65301 | 660-827-9550 | 38.6993942 | -93.2212098 | 601 E 14th St, Sedalia, MO, 65301 | USA | 2025-02-25 |
| Fast Pace - Newton (Preferred) | 296 Eastside Dr | Newton | MS | 39345 | 601-228-8985 | 32.3334284 | -89.1415555 | 296 Eastside Dr, Newton, MS, 39345 | USA | 2025-02-25 |
| Citymd - East Brunswick (Preferred) | 683 Route 18 | East Brunswick | NJ | 08816 | 848-206-0091 | 40.4303558 | -74.3856418 | 683 Route 18, East Brunswick, NJ, 08816 | USA | 2025-02-25 |
| Citymd - Edgewater (Preferred) | 461 River Rd | Edgewater | NJ | 07020 | 551-497-5681 | 40.8119691 | -73.9860791 | 461 River Rd, Edgewater, NJ, 07020 | USA | 2025-02-25 |
| Value Lab, Llc (Preferred) | 832 N Galena Ave | Dixon | IL | 61021 | 815-677-9384 | 41.8551932 | -89.4877138 | 832 N Galena Ave, Dixon, IL, 61021 | USA | 2025-02-25 |
| Mason City Chiropractic (Preferred) | 423 4th St Sw Ste A | Mason City | IA | 50401 | 641-424-0992 | 43.1478033 | -93.2083346 | 423 4th St Sw Ste A, Mason City, IA, 50401 | USA | 2025-02-25 |
| St. Luke's Occ Health - Mountain Home (Preferred) | 840 N 4th E | Mountain Home | ID | 83647 | 208-580-5488 | 43.1387829 | -115.6954055 | 840 N 4th E, Mountain Home, ID, 83647 | USA | 2025-02-25 |
| True Medical Testing Llc (Preferred) | 8727 Northwest Dr Ste B | Southaven | MS | 38671 | 662-536-6209 | 34.9879927 | -90.0053552 | 8727 Northwest Dr Ste B, Southaven, MS, 38671 | USA | 2025-02-25 |
| Mercy Clinic Occ Med - Fort Smith (Preferred) | 4300 Regions Park Dr | Fort Smith | AR | 72916 | 479-274-6300 | 35.3250163 | -94.3863479 | 4300 Regions Park Dr, Fort Smith, AR, 72916 | USA | 2025-02-25 |
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