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    OpenPayerNPI Medicare & MedicaidMars Lab Services Inc
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    Mars Lab Services Inc — Billing Profile & Reimbursement Data

    NPI 1972273340 · Chicago, IL · Clinical Medical Laboratory

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    Mars Lab Services Inc is a clinical medical laboratory provider located in Chicago, Illinois. This profile covers 1 Medicare and 1 Medicaid CPT/HCPCS procedure codes, with claims volume, average reimbursement, and total revenue by code, benchmarked against other providers billing the same services.

    Provider details (source: NPPES NPI Registry)

    FieldValue
    Entity TypeOrganization
    OrganizationMars Lab Services Inc
    Address2306 W Touhy Ave
    CityChicago
    StateIL
    ZIP60645
    TaxonomyClinical Medical Laboratory
    NPI EnumeratedSeptember 17, 2021

    Lifetime revenue by payer source (source: CMS Medicare & Medicaid claims data)

    Payer SourceTotal Paid
    Medicare$25.8M
    Medicaid$4.9K

    Key Findings

    MARS LAB SERVICES INC appears to operate primarily as a clinical medical laboratory focused on high-volume COVID-19 testing. The provider's dominant billed code is K1034 (provision of FDA-authorized nonprescription self-administered COVID-19 test), which by description indicates distribution or provision of self-collected COVID-19 test kits rather than traditional in-lab analytics or diagnostic panels. This code mix suggests the business model centers on mass dispensing of self-test kits to Medicare and Medicaid beneficiaries rather than a diversified laboratory testing portfolio.

    Medicare revenue for this provider is concentrated almost entirely in a single code: K1034 accounts for 100.0% of the provider's total Medicare revenue, according to the precomputed top-3 share. With total Medicare revenue of $25.8M tied to one code, the provider’s Medicare income stream is highly dependent on continued reimbursement and demand for this specific COVID-19 test service.

    Medicaid billing is also overwhelmingly concentrated in the same code: K1034 represents 100.0% of the provider's total Medicaid revenue. Medicaid revenue is very small in absolute terms ($4.9K) compared with Medicare, indicating the provider is effectively single-payer dominated by Medicare in scale while still reporting some Medicaid activity for the same service.

    On competitive standing, this provider is a national outlier for the Medicare K1034 code: it ranks #13 of 30143 providers nationally and is described as an "extreme outlier, far above typical national volume for this code" (100th percentile). That ranking indicates the entity is a major national distributor of this specific self-administered COVID-19 test under Medicare, substantially above typical provider volumes for K1034.

    By contrast, the provider’s Medicaid volume for K1034 is modest in-state: it ranks #14 of 59 providers in Illinois (78th percentile) and is described as "typical, unremarkable volume for this code." The Medicaid ranking indicates MARS LAB SERVICES INC is a routine participant in the state market for this test but not a dominant Medicaid supplier.

    Payer mix is heavily skewed toward Medicare in absolute dollars: lifetime Medicare revenue is $25.8M versus lifetime Medicaid revenue of $4.9K. This large disparity means the provider’s financial exposure and operational focus appear tied to Medicare reimbursement policies and demand dynamics for K1034.

    The provider’s Medicare billing volume is large in absolute claims terms for K1034 (2.2M claims reported) with an average paid/claim of $12 and total Medicare revenue listed as $26.3M for that code; this indicates high throughput and a low per-claim reimbursement typical of mass-distribution test items rather than higher-margin laboratory procedures. For Medicaid the K1034 line shows 2.4K claims at $2 avg paid/claim yielding $4.8K, reflecting much lower Medicaid unit payments and far smaller Medicaid throughput.

    MARS LAB SERVICES INC has an NPI enumeration date of 2021-09-17 (~5 years ago). The relatively recent enumeration aligns with a business that likely scaled up during or after the COVID-19 pandemic, consistent with the dominance of a COVID-19 self-test distribution code in its revenue mix. This tenure suggests the provider established operations in the pandemic period and has concentrated its revenue on pandemic-related testing services.

    Medicare: Total Revenue Breakdown by CPT/HCPCS Code

    Medicare revenue breakdown by CPT/HCPCS procedure code.

    View: Bar Chart1 / 2

    Medicare: Complete Services Breakdown

    The CPT/HCPCS codes generating the most Medicare revenue for this provider.

    1 rows

    CPT/HCPCS CodeDescriptionClaimsAvg PaidRevenue
    K1034Provision of covid-19 test, nonprescription self-administered and self-collected use, fda approved, authorized or cleared, one test count2,193,480$10$26.3M

    Medicare: Competitive Analysis & Benchmarks

    How this provider's Medicare billing volume and revenue compare to other providers nationally and within its state, across 1 CPT/HCPCS codes.

    View: State1 / 2

    Full comparison — all codes billed, vs. state median

    1 rows

    CPT/HCPCS CodeRankProvider CountMedian ClaimsAvg PaidAverage Revenue
    K103441,150720$10$414.9K

    Medicaid: Total Revenue Breakdown by CPT/HCPCS Code

    Medicaid revenue breakdown by year and by CPT/HCPCS procedure code, including monthly billing trends and the top codes driving revenue.

    View: By Year1 / 3

    Medicaid: Complete Services Breakdown

    Every CPT/HCPCS code this provider has billed to Medicaid, with claims volume, average payment, and total revenue.

    1 rows

    CPT/HCPCS CodeDescriptionClaimsAvg PaidRevenue
    K1034Provision of covid-19 test, nonprescription self-administered and self-collected use, fda approved, authorized or cleared, one test count2,410$1$4.8K

    Medicaid: Competitive Analysis & Benchmarks

    How this provider's Medicaid billing volume and revenue compare to other Illinois providers billing the same CPT/HCPCS codes.

    Full comparison — all codes billed, vs. Illinois median

    1 rows

    CPT/HCPCS CodeDescriptionRankProvider CountMedian ClaimsAvg PaidAverage Revenue
    K1034Provision of covid-19 test, nonprescription self-administered and self-collected use, fda approved, authorized or cleared, one test count1460660$1$3.2K

    Nearby Providers

    Other providers in the same ZIP code as Mars Lab Services Inc, ranked by combined Medicare and Medicaid revenue.

    ProviderStateTaxonomyMedicare RevenueMedicaid Revenue
    Chicago Care Lab Services LLCILClinical Medical Laboratory$33.4M$5.2K
    Great Paragon Health Care Inc.ILHome Health Agency$0$4.3M
    David GreenbergILOphthalmology Physician$404.1K$2.4M
    Chicago Lab Services IncILClinical Medical Laboratory$457.6K$1.4M
    7400 Western IncILClinical Medical Laboratory$914.2K$596.1K
    Brian AronsonILPodiatrist$172.8K$152.2K
    Jeffrey GrossILRadiation Oncology Physician$221.1K$0
    Azaan Medical Supplies IncILClinical Medical Laboratory$26.2K$175.6K

    Frequently Asked Questions

    References

    1. 1.Medicare Physician & Other Practitioner by Provider and Service. CMS.gov.Provider-level Medicare Part B utilization and payment data.
    2. 2.NPPES NPI Registry. CMS.gov.National Provider Identifier registry used for provider enumeration and taxonomy metadata.

    Trek Health ingests and normalizes Transparency in Coverage data and payer policy updates to give provider organizations a clear view of how commercial reimbursement behaves across markets, payers, and services. Our platform transforms raw payer disclosures into structured intelligence that supports contract evaluation, payer negotiations, and service line strategy. By combining market benchmarks with ongoing policy visibility, Trek helps teams identify variability, risk, and opportunity in commercial reimbursement. The result is faster insight, stronger negotiating positions, and more informed financial decisions.

    Medicare Revenue by CPT/HCPCS Code
    Claims Volume vs. Illinois Distribution
    Mars Lab Services Inc — 1 of 1 code billed far more than typical (above p95)
    p5–p95 (all providers)p25–p75MedianThis providerOutlier
    Rank Distribution — Illinois
    Medicaid Revenue by Year vs. Illinois Providers
    0 of 1 year billed far more than typical (above p95)
    p5–p95 (all providers)p25–p75MedianThis providerOutlier
    Claims Volume vs. Illinois Distribution
    Mars Lab Services Inc — 0 of 1 code billed far more than typical (above p95)
    p5–p95 (all providers)p25–p75MedianThis providerOutlier
    Rank Distribution — Illinois