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    OpenPayerNPI Medicare & MedicaidGuardant Health, Inc.
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    Guardant Health, Inc. — Billing Profile & Reimbursement Data

    NPI 1184045619 · Redwood City, CA · Clinical Medical Laboratory

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    Guardant Health, Inc. is a clinical medical laboratory provider located in Redwood City, California. This profile covers 5 Medicare and 33 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
    OrganizationGuardant Health, Inc.
    Address505 Penobscot Dr
    CityRedwood City
    StateCA
    ZIP94063
    TaxonomyClinical Medical Laboratory
    NPI EnumeratedDecember 31, 2013

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

    Payer SourceTotal Paid
    Medicare$174.5M
    Medicaid$19.1M

    Key Findings

    Guardant Health’s Medicare and Medicaid billing profile is heavily centered on proprietary next–generation sequencing (NGS) liquid-biopsy and tissue-based assays: the PLA codes 0242U, 0326U, and 0334U correspond to Guardant360® CDx, Guardant360®, and Guardant360 TissueNext™ NGS tests, indicating the operation functions primarily as a commercial molecular diagnostics lab focused on high-complexity genomic assays rather than routine anatomic pathology alone. The presence of both cell‑free DNA (blood) and FFPE tissue NGS PLA codes shows a product mix that includes both liquid biopsy and tissue-based genomic panels.

    Medicare revenue is highly concentrated in three proprietary PLA codes: 0242U ($104.7M, 60.0% of Medicare revenue), 0326U ($59.3M, 34.0%), and 0334U ($5.5M, 3.2%); together the precomputed top 3 codes account for 97.2% of the provider’s $174.5M total Medicare revenue. This concentration signals that Guardant’s Medicare business is driven almost entirely by a small number of high-value NGS assays.

    Medicaid billing also shows concentration but to a lesser extent: the top three Medicaid codes 0242U ($7.6M, 40.9%), 0326U ($3.3M, 17.8%), and 81479 ($1.4M, 7.4%) together account for 66.1% of the provider’s $19.1M total Medicaid revenue. Medicaid revenue is materially smaller than Medicare—$19.1M versus $174.5M—so while the same proprietary assays are important across payers, the scale is much larger on Medicare.

    Competitive standing for the core proprietary PLAs is distinctive: 0242U and 0326U each rank #1 of 1 nationally for Medicare (0th percentile; no national peer volume comparison available) and also rank #1 of 1 in-state for Medicaid (0th percentile; no state peer volume comparison available). Those rank positions in the dataset indicate Guardant is the sole reporter for these PLA codes in the available claims universe, consistent with billing of manufacturer-specific tests rather than a distributed market share among many labs.

    Guardant also bills non-proprietary molecular pathology and pathology codes at modest, more typical volumes alongside its PLA business: Medicare 81479 is $4.7M (rank #17 of 80, 80th percentile; typical, unremarkable volume) and Medicare 88360 is $191.7K (rank #18 of 5330, 100th percentile; typical, unremarkable volume). In Medicaid, 81479 appears as $1.4M (rank #10 of 45, 80th percentile; typical, unremarkable volume), indicating the provider participates in broader molecular pathology billing but without the outsized dominance seen for its proprietary PLAs.

    At the state level in Medicaid, several single-gene and tiered molecular codes show Guardant at or near the top among a small set of providers: examples include 81201 ($747.5K, rank #1 of 4, 100th percentile; typical, unremarkable volume), 81321 ($574.3K, rank #2 of 5, 75th percentile; typical, unremarkable volume), and 81301 ($229.7K, rank #1 of 5, 100th percentile; notably above typical state volume for this code). These rank patterns suggest Guardant’s Medicaid footprint includes a range of targeted genetic tests and that for specific assays (e.g., MSI testing 81301) the provider reports volumes that are notably high relative to state peers.

    The payer mix is Medicare‑dominant: total Medicare revenue is $174.5M compared with $19.1M in Medicaid, indicating Medicare accounts for the bulk of lifetime public‑payer receipts on file for this NPI. Analysts should treat Guardant as primarily reliant on Medicare fee-for-service and PLA reimbursement for its principal revenue stream.

    The NPI tenure indicates Guardant Health has been enumerated in the NPI registry since 2013-12-31 (~13 years ago), reflecting more than a decade of billing history under this identifier—an established presence that aligns with its role as a specialized commercial genomic testing laboratory.

    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.

    5 rows

    CPT/HCPCS CodeDescriptionClaimsAvg PaidRevenue
    0242UThis is a Proprietary Laboratory Analyses (PLA) code, meaning that the code applies to only one unique lab test made by a specific manufacturer or performed by a specific lab. Report 0242U for…21,420$4,890$104.7M
    0326UThis is a Proprietary Laboratory Analyses (PLA) code, meaning that the code applies to only one unique lab test made by a specific manufacturer or performed by a specific lab. Report 0326U only for…16,800$3,530$59.3M
    0334UThis is a Proprietary Laboratory Analyses (PLA) code, meaning that the code applies to only one unique lab test made by a specific manufacturer or performed by a specific lab. Report 0334U only for…1,940$2,860$5.5M
    81479Use 81479 to report a molecular pathology procedure that does not have a specific code.1,030$4,520$4.7M
    88360The lab analyst applies a single antibody stain on a slide or slides prepared from a single patient specimen, such as tumor tissue. Then a qualified provider, typically a pathologist, evaluates the…1,670$120$191.7K

    Medicare: Competitive Analysis & Benchmarks

    How this provider's Medicare billing volume and revenue compare to other providers nationally and within its state, across 5 CPT/HCPCS codes.

    View: State1 / 2

    Full comparison — all codes billed, vs. state median

    5 rows

    CPT/HCPCS CodeRankProvider CountMedian ClaimsAvg PaidAverage Revenue
    0242U11021,420$4,890$104.7M
    0326U11016,800$3,530$59.4M
    81479820650$2,290$16.6M
    0334U1101,940$2,860$5.5M
    88360759080$60$9.4K

    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.

    33 rows

    CPT/HCPCS CodeDescriptionClaimsAvg PaidRevenue
    0242UThis is a Proprietary Laboratory Analyses (PLA) code, meaning that the code applies to only one unique lab test made by a specific manufacturer or performed by a specific lab. Report 0242U for…10,670$720$7.6M
    0326UThis is a Proprietary Laboratory Analyses (PLA) code, meaning that the code applies to only one unique lab test made by a specific manufacturer or performed by a specific lab. Report 0326U only for…6,690$500$3.3M
    81479Use 81479 to report a molecular pathology procedure that does not have a specific code.8,100$170$1.4M
    81201The lab analyst performs the technical lab test to analyze the entire gene sequence for adenomatous polyposis coli, also known as APC.4,950$150$747.5K
    81321The lab analyst performs the technical lab test to analyze the entire gene sequence for the phosphatase and tensin homolog, or PTEN, gene.4,870$120$574.3K
    81120The lab analyst performs the technical lab test to detect the presence of common changes in the gene for soluble isocitrate dehydrogenase 1 (IDH1), also known as NADP+.4,840$120$570.6K
    81272The lab analyst performs the technical lab test for a partial gene sequence analysis for the v–kit Hardy–Zuckerman 4 feline sarcoma viral oncogene homolog, or KIT, gene. The analysis does not analyze…4,850$70$314.9K
    81405The lab analyst performs the technical lab tests to complete one of the specific genetic analyses listed in this Tier 2, Level 6 molecular pathology code.9,300$30$306.9K
    0334UThis is a Proprietary Laboratory Analyses (PLA) code, meaning that the code applies to only one unique lab test made by a specific manufacturer or performed by a specific lab. Report 0334U only for…960$320$304.3K
    81314The lab analyst performs the technical lab test for a partial gene sequence analysis for the platelet–derived growth factor receptor, alpha polypeptide, or PDGFRA gene. The test does not analyze the…4,970$60$303K

    Showing 1–10 of 33

    Medicaid: Competitive Analysis & Benchmarks

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

    Full comparison — all codes billed, vs. California median

    33 rows

    CPT/HCPCS CodeDescriptionRankProvider CountMedian ClaimsAvg PaidAverage Revenue
    0242UThis is a Proprietary Laboratory Analyses (PLA) code, meaning that the code applies to only one unique lab test made by a specific manufacturer or performed by a specific lab. Report 0242U for…11010,670$720$7.7M
    0326UThis is a Proprietary Laboratory Analyses (PLA) code, meaning that the code applies to only one unique lab test made by a specific manufacturer or performed by a specific lab. Report 0326U only for…1106,690$500$3.3M
    81479Use 81479 to report a molecular pathology procedure that does not have a specific code.1050500$160$1.1M
    81405The lab analyst performs the technical lab tests to complete one of the specific genetic analyses listed in this Tier 2, Level 6 molecular pathology code.310470$20$670.1K
    81120The lab analyst performs the technical lab test to detect the presence of common changes in the gene for soluble isocitrate dehydrogenase 1 (IDH1), also known as NADP+.1104,840$120$569.3K
    81201The lab analyst performs the technical lab test to analyze the entire gene sequence for adenomatous polyposis coli, also known as APC.1102,250$180$423.6K
    81400The lab analyst performs the technical lab test to complete one of the specific genetic analyses listed in this Tier 2, Level 1 molecular pathology code.3101,430$10$379.6K
    81321The lab analyst performs the technical lab test to analyze the entire gene sequence for the phosphatase and tensin homolog, or PTEN, gene.2102,420$90$360.6K
    81404The lab analyst performs the technical lab tests to complete one of the specific genetic analyses listed in this Tier 2, Level 5 molecular pathology code.310620$50$304.8K
    0334UThis is a Proprietary Laboratory Analyses (PLA) code, meaning that the code applies to only one unique lab test made by a specific manufacturer or performed by a specific lab. Report 0334U only for…110960$320$304.2K

    Showing 1–10 of 33

    Related Providers

    Other providers that share a Tax Identification Number (TIN) with Guardant Health, Inc., ranked by combined Medicare and Medicaid revenue.

    ProviderStateTaxonomyMedicare RevenueMedicaid Revenue
    Laboratory Corporation Of America HoldingsNCClinical Medical Laboratory$214.6M$1.4B
    Laboratory Corporation Of America HoldingsNJClinical Medical Laboratory$143.3M$717.5M
    Natera, Inc.CAClinical Medical Laboratory$133.1M$641.5M
    Unilab CorporationCAClinical Medical Laboratory$94M$668.5M
    Quest Diagnostics IncorporatedNJClinical Medical Laboratory$111.2M$637.7M
    Bioreference Health, LLCNJClinical Medical Laboratory$66.8M$620.1M
    Laboratory Corporation Of America HoldingsOHClinical Medical Laboratory$56.9M$617M
    Millennium Health, LLCCAClinical Medical Laboratory$20.4M$579.3M
    Exact Sciences Laboratories, LLCWIClinical Medical Laboratory$299.3M$276.5M
    Aeroflow Inc.NCDurable Medical Equipment & Medical Supplies$0$571.9M

    Nearby Providers

    Other providers in the same ZIP code as Guardant Health, Inc., ranked by combined Medicare and Medicaid revenue.

    ProviderStateTaxonomyMedicare RevenueMedicaid Revenue
    Genomic Health, Inc.CAClinical Medical Laboratory$96.8M$96.6M
    County Of San MateoCAFederally Qualified Health Center (FQHC)$0$53.6M
    San Mateo CountyCACommunity/Behavioral Health Agency$0$48.2M
    John KapoorCAInternal Medicine Physician$812.8K$575.1K
    Peninsula Procedure Center, LPCAAmbulatory Surgical Clinic/Center$901.9K$0
    Christopher BonzonCAPhysical Medicine & Rehabilitation Physician$253.7K$0
    Chris ThreattCAUrology Physician$197.8K$0
    Bruce LehnertCAPodiatrist$189.1K$0
    Jeffrey YaoCAOrthopaedic Hand Surgery Physician$145.9K$0
    Liam BoschCAAdult Reconstructive Orthopaedic Surgery Physician$78K$0

    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. California Distribution
    Guardant Health, Inc. — 1 of 5 codes billed far more than typical (above p95)
    p5–p95 (all providers)p25–p75MedianThis providerOutlier
    Rank Distribution — California
    Medicaid Revenue by Year vs. California Providers
    4 of 7 years billed far more than typical (above p95)
    p5–p95 (all providers)p25–p75MedianThis providerOutlier
    Claims Volume vs. California Distribution
    Guardant Health, Inc. — 9 of 25 codes billed far more than typical (above p95)
    p5–p95 (all providers)p25–p75MedianThis providerOutlier
    Rank Distribution — California