#1Avertest LLC DBA Averhealth
Serves this area from Hazelwood, MO (3 mi)
Clinical & Reference Laboratories in Florissant, MO
The top-ranked clinical laboratories serving Florissant, MO are Avertest LLC DBA Averhealth, Aim Laboratories, LLC and Creative Testing Solutions (cts St Louis). We list 29 clinical laboratories serving Florissant, 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 Florissant, MO (St. Louis County). 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 Florissant
#2Aim Laboratories, LLC
Serves this area from Bridgeton, MO (6 mi)#3Creative Testing Solutions (cts St Louis)
Serves this area from Maryland Heights, MO (8 mi)#4Wcp Laboratories, Inc
Serves this area from Maryland Heights, MO (8 mi)#5Corelab Diagnostics
Serves this area from MO#6Mid-america Pathology Consultants
Serves this area from MO#7Quest Diagnostics
Serves this area from Maryland Heights, MO (9 mi)#8Geneoscopy, Inc
Serves this area from Maryland Heights, MO (9 mi)#9Mogene, LLC
Serves this area from Maryland Heights, MO (9 mi)#10American Health Mw, LLC
Serves this area from Creve Coeur, MO (9 mi)
19 more providers serving this area
- Midwest Innovation Laboratory LLC, Creve Coeur, MO (11 mi)
- Washington University In St Louis, St. Louis, MO (12 mi)
- Neuromuscular Clinical Lab, St. Louis, MO (12 mi)
- Wu Amp Core Lab, St. Louis, MO (12 mi)
- Wu Dermatopathology Lab, St. Louis, MO (12 mi)
- C2n Diagnostics, St. Louis, MO (12 mi)
- Pairidex Inc, St. Louis, MO (12 mi)
- Panome Bio, Inc, St. Louis, MO (12 mi)
- Cofactor Genomics, St. Louis, MO (12 mi)
- Saint Louis University Center For Vaccine, St. Louis, MO (13 mi)
- Slucare Physician Group Dermatopathology Lab, St. Louis, MO (13 mi)
- Slucare Physician Group Derm Mohs Csm, St. Louis, MO (13 mi)
- Slucare Physician Group Pathology, St. Louis, MO (13 mi)
- Slucare-ssm Health Hla Laboratory, St. Louis, MO (13 mi)
- Precision Labs LLC, Chesterfield, MO (16 mi)
- Md Diagnostics LLC, Green Park, MO (19 mi)
- Thyroid Specialty Laboratory, Inc, Fenton, MO (19 mi)
- Center For Gastrointestinal Health Lab, Belleville, IL (23 mi)
- Semc Pathology LLC, Highland, IL (35 mi)
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Frequently asked questions
How many clinical laboratories serve Florissant?
We list 29 clinical laboratories serving Florissant, MO: 0 based there and 29 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 Florissant?
The top-ranked clinical laboratories serving Florissant, MO are Avertest LLC DBA Averhealth, Aim Laboratories, LLC, Creative Testing Solutions (cts St Louis), Wcp Laboratories, Inc and Corelab Diagnostics. The full ranked list, with the official records each provider matched, is on this page.
Which clinical laboratories serving Florissant are verified against official records?
10 of the top 10 match an active official record: Avertest LLC DBA Averhealth (Centers for Medicare & Medicaid Services), Aim Laboratories, LLC (Centers for Medicare & Medicaid Services), Creative Testing Solutions (cts St Louis) (Centers for Medicare & Medicaid Services), Wcp Laboratories, Inc (Centers for Medicare & Medicaid Services) and Corelab Diagnostics (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 .