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Allegiant Pathologists Llc

Group Practice·3 providers

100 MEDICAL PLZ, Lake Saint Louis, MO 633671366

2 Locations
1 Specialties
5 Insurance Plans

Contact Allegiant Pathologists Llc

(636) 625-5200Get Directions

100 MEDICAL PLZ, Lake Saint Louis, MO 633671366

Providers

3

Locations

2

Specialties

1

Insurance Plans

5

About Allegiant Pathologists Llc

Background and practice information

Allegiant Pathologists LLC is a small group medical practice based in Saint Charles, MO, with 3 affiliated healthcare providers practicing across 2 locations.

The practice brings together providers across several specialties, including pathology. Its providers are in-network with 5 insurance plans, though coverage varies by individual provider and should be confirmed before scheduling.

Across its providers, the practice has a strong average Merit-based Incentive Payment System (MIPS) score of 86.7 out of 100, a quality measure published by the Centers for Medicare & Medicaid Services.

Practice Locations

2 locations

Allegiant Pathologists LlcPrimary

100 MEDICAL PLZ, Lake Saint Louis, MO 633671366

(636) 625-5200

Insurance Networks

Accepted insurance plans and networks

Allegiant Pathologists Llc accepts 35 plans from 5 insurers, including Cigna, UnitedHealthcare, UMR.

Az Localflex Excl Ebh And Pathwell
Az Localflex Incl Ebh And Pathwell
Az Localflex Incl Ebh Excl Pathwell
Healthpartners Qualified Network
Localplus
Localplus Exclude Ebh With Pathwell
Localplus Sar
Localplus With Ebh Plus Pathwell
Mvp Mohawk Valley Physicians
National OapOAP
National PpoPPO
National Ppo Sar 1PPO
National Ppo Sar IiPPO
Oap Shared Admin RepricingOAP
Pathwell OapOAP
Pathwell PpoPPO
Priority Health Alliance

Source: CMS Transparency in Coverage filings (March 2026). Network participation may change — verify with the provider's office before scheduling.

Quality & Performance

86.7average MIPS quality score (out of 100) across 4 scored providers, per CMS data
Barretts Esophagus100%
Lung Cancer Reporting (Resection Specimens)100%
Skin Cancer: Biopsy Reporting Time Pathologist to Clinician100%
Lung Cancer Reporting (Biopsy/Cytology Specimens)100%
Implementation of Use of Specialist Reports Back to Referring Clinician or Group to Close Referral Loop
Participation in Joint Commission Evaluation Initiative

Specialties at Allegiant Pathologists Llc

Provider specialties represented at this practice

Pathology3 providers

Healthcare Providers in Lake Saint Louis

1 providers practice here

Frequently Asked Questions

Common questions about Allegiant Pathologists Llc

How many providers are at Allegiant Pathologists LLC?

Allegiant Pathologists LLC has 3 affiliated healthcare providers across 2 locations. You can browse the full provider roster, with specialties and locations, on this page.

What specialties does Allegiant Pathologists LLC offer?

The practice includes providers in pathology. Use the specialty filter on the provider list to find a specific type of provider.

What insurance does Allegiant Pathologists LLC accept?

Providers at Allegiant Pathologists LLC are collectively in-network with 5 insurance plans. Acceptance varies by individual provider, so confirm your specific plan with the office before your visit.

Does Allegiant Pathologists LLC have a quality rating?

The practice's providers have an average MIPS quality score of 86.7 out of 100, based on Centers for Medicare & Medicaid Services data. MIPS measures performance across quality, cost, care coordination, and use of health technology.

Where is Allegiant Pathologists LLC located?

Allegiant Pathologists LLC's primary location is in Saint Charles, MO, with 1 additional location listed on this page. See the contact section for the full address and phone number.

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