#1Aim Laboratories, LLC
Based in Bridgeton, MO
Clinical & Reference Laboratories in St. Louis County, MO
The top-ranked clinical laboratories serving St. Louis County, MO are Aim Laboratories, LLC, American Health Mw, LLC and Avertest LLC DBA Averhealth. We list 29 clinical laboratories serving St. Louis County, MO. 29 of the providers shown match an active record from Centers for Medicare & Medicaid Services, checked on the date shown. Rankings follow our published methodology; sponsored placements never change rank.
Clinical & Reference Laboratories serving St. Louis County, MO. 29 providers, 10 of the top 10 verified against federal or state records. Registry records checked on 2026-11-04.
Top 10 ranked clinical laboratories for St. Louis County
#2American Health Mw, LLC
Based in Creve Coeur, MO#3Avertest LLC DBA Averhealth
Based in Hazelwood, MO#4Corelab Diagnostics
Based in MO#5Creative Testing Solutions (cts St Louis)
Based in Maryland Heights, MO#6Geneoscopy, Inc
Based in Maryland Heights, MO#7Md Diagnostics LLC
Based in Green Park, MO#8Mid-america Pathology Consultants
Based in MO#9Midwest Innovation Laboratory LLC
Based in Creve Coeur, MO#10Mogene, LLC
Based in Maryland Heights, MO
19 more providers serving this area
- Precision Labs LLC, Chesterfield, MO
- Quest Diagnostics, Maryland Heights, MO
- Thyroid Specialty Laboratory, Inc, Fenton, MO
- Wcp Laboratories, Inc, Maryland Heights, MO
- Neuromuscular Clinical Lab, St. Louis, MO (10 mi)
- Washington University In St Louis, St. Louis, MO (10 mi)
- Wu Amp Core Lab, St. Louis, MO (10 mi)
- C2n Diagnostics, St. Louis, MO (10 mi)
- Pairidex Inc, St. Louis, MO (10 mi)
- Panome Bio, Inc, St. Louis, MO (10 mi)
- Wu Dermatopathology Lab, St. Louis, MO (10 mi)
- Cofactor Genomics, St. Louis, MO (11 mi)
- Slucare-ssm Health Hla Laboratory, St. Louis, MO (11 mi)
- Saint Louis University Center For Vaccine, St. Louis, MO (11 mi)
- Slucare Physician Group Dermatopathology Lab, St. Louis, MO (11 mi)
- Slucare Physician Group Derm Mohs Csm, St. Louis, MO (11 mi)
- Slucare Physician Group Pathology, St. Louis, MO (11 mi)
- Center For Gastrointestinal Health Lab, Belleville, IL (23 mi)
- Semc Pathology LLC, Highland, IL (42 mi)
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Frequently asked questions
How many clinical laboratories serve St. Louis County?
We list 29 clinical laboratories serving St. Louis County, MO: 14 based there and 15 serving it from nearby. 10 of the top 10 match an active federal or state record, checked on 2026-11-04.
Which clinical laboratories serve St. Louis County?
The top-ranked clinical laboratories serving St. Louis County, MO are Aim Laboratories, LLC, American Health Mw, LLC, Avertest LLC DBA Averhealth, Corelab Diagnostics and Creative Testing Solutions (cts St Louis). The full ranked list, with the official records each provider matched, is on this page.
Which clinical laboratories serving St. Louis County are verified against official records?
10 of the top 10 match an active official record: Aim Laboratories, LLC (Centers for Medicare & Medicaid Services), American Health Mw, LLC (Centers for Medicare & Medicaid Services), Avertest LLC DBA Averhealth (Centers for Medicare & Medicaid Services), Corelab Diagnostics (Centers for Medicare & Medicaid Services) and Creative Testing Solutions (cts St Louis) (Centers for Medicare & Medicaid Services), and 5 more on this page. Each badge links to the official record it matched.
How are these companies ranked?
By our published methodology: verified registrations, documented capabilities, years registered and responsiveness. Sponsored placements are shown separately and never affect rank.
What does "Verified" mean on this page?
"Verified" means we matched the provider to an active official record on the date shown; each badge links to that record. The absence of a badge only means we have not verified that item.
What does CLIA certification mean?
CLIA certificates are issued under federal law for laboratories testing human specimens. A certificate of compliance or accreditation covers moderate and high complexity testing; a certificate of waiver covers only simple waived tests.
"Verified" means we matched the provider to an active official record on the date shown. The absence of a badge only means we have not verified that item. How we rank and verify. Page updated .
Cities in St. Louis County
Communities served
Hazelwood, Webster Groves, Affton, Old Jamestown, Creve Coeur, Spanish Lake, Manchester, Ferguson, Concord, Clayton, Lemay, Overland, Eureka, Jennings, St. Ann, Crestwood, Town and Country, Bridgeton, Bellefontaine Neighbors, Ellisville, Des Peres, Sunset Hills, Richmond Heights, Olivette, Ladue, Brentwood, Maplewood, Berkeley, Sappington, Valley Park, Black Jack, St. John, Shrewsbury, Glendale, Dellwood, Rock Hill, Glasgow Village, Breckenridge Hills, Normandy, Fenton, Woodson Terrace, Frontenac, Northwoods, Castle Point, Pine Lawn, Green Park, Clarkson Valley, Pagedale, Riverview, Marlborough, Moline Acres, Bel-Ridge, Warson Woods, Hanley Hills, Vinita Park, Wellston, St. George, Lakeshire, Winchester, Oakland