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    OpenPayerNPI Medicare & MedicaidNorth Star Emergency Services, Inc.
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    North Star Emergency Services, Inc. — Billing Profile & Reimbursement Data

    NPI 1053475905 · Livermore, CA · Ambulance

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    North Star Emergency Services, Inc. is a ambulance provider located in Livermore, California. This profile covers 6 Medicare and 16 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
    OrganizationNorth Star Emergency Services, Inc.
    Address3174 Constitution Dr
    CityLivermore
    StateCA
    ZIP94551
    TaxonomyAmbulance
    NPI EnumeratedDecember 21, 2006

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

    Payer SourceTotal Paid
    Medicaid$21.2M
    Medicare$6.7M

    Key Findings

    NORTH STAR EMERGENCY SERVICES, INC. is an ambulance-focused operator by taxonomy and claims mix, with dominant revenues tied to basic life support transports, ground mileage, and some specialty care transport. Its reported totals are Total Medicare revenue: $6.7M and Total Medicaid revenue: $21.2M, and the top Medicare and Medicaid codes are clinical ambulance transports and mileage codes (A0428, A0425, A0429, A0434), indicating primary operations are point-to-point ground transport including both emergency and non-emergency BLS and higher-acuity specialty movements.

    Medicare revenue is highly concentrated: the precomputed top 3 Medicare codes account for 86.9% of its Medicare revenue, driven primarily by A0428 ($3.7M, 54.7%), A0425 ($1.6M, 23.9%), and A0429 ($554.4K, 8.3%). Two of those codes show unusually large national volume for this provider — A0428 is an extreme outlier at the national level and A0425 is likewise labeled an extreme outlier — which explains the heavy Medicare concentration in a narrow set of transport services.

    On the Medicaid side the top 3 codes account for 78.8% of Medicaid revenue, led by A0425 ($6.7M, 31.5%), A0429 ($5.5M, 26.1%), and A0428 ($4.5M, 21.2%). Those three codes together drive the majority of Medicaid receipts and reflect a similar operational focus on mileage and BLS emergency/non-emergency transports, while a material specialty component is also present through A0434.

    Payer mix is Medicaid-dominant: reported Medicaid revenue ($21.2M) substantially exceeds Medicare revenue ($6.7M), so this provider operates primarily as a Medicaid-funded ambulance vendor in scale. Analysts should treat Medicaid utilization patterns and state-level competitive dynamics as the primary commercial lens when assessing this entity’s business exposure and contracting posture.

    The provider is a national-scale outlier on a subset of Medicare codes, which positions it as a major volume player for those services: A0428 ranks #19 of 2772 providers nationally (99th percentile; extreme outlier) and A0425 ranks #34 of 8934 providers nationally (100th percentile; extreme outlier). By contrast other Medicare codes such as A0429 and A0427 are described as typical or unremarkable in national volume, indicating the provider’s national dominance is concentrated in specific BLS and mileage lines rather than across the full ambulance code set.

    State-level competitive standing on Medicaid shows both leadership and concentrated specialties. Notably, A0225 (neonatal transport) ranks #1 of 13 providers in-state (100th percentile; extreme outlier) and contributes $979.8K (4.6%) to Medicaid revenue, signaling the provider is uniquely active in neonatal emergency transport within the state; A0428 also ranks high in-state (#10 of 187, 95th percentile; notably above typical), reinforcing a strong regional position in BLS non-emergency volume.

    The provider reports high relative volume for specialty care transport as well: A0434 appears in the top Medicare and Medicaid lists with $467.6K (7.0% of Medicare revenue) and $1.2M (5.7% of Medicaid revenue) respectively, and it ranks notably above typical nationally for Medicare (97th percentile) and is a top state performer for Medicaid (rank #4 of 64, 95th percentile). This mix suggests the operation supports a non-trivial SCT line in addition to standard BLS/ALS point-to-point transports.

    NORTH STAR’s NPI tenure indicates long-standing operations — NPI enumerated 2006-12-21 (~20 years ago) — which, combined with the concentrated revenue profile (top 3 Medicare = 86.9%; top 3 Medicaid = 78.8%), suggests an established, specialized service footprint that would benefit from focused payer review. Given the heavy concentration in a few codes and several labeled extreme outliers at national and state levels, payers and network managers should monitor utilization trends for A0428, A0425, A0225, and A0434 to assess capacity, pricing, and contracting implications rather than treating the provider as a broadly diversified ambulance vendor.

    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.

    6 rows

    CPT/HCPCS CodeDescriptionClaimsAvg PaidRevenue
    A0428Ambulance service, basic life support, non-emergency transport, (bls)15,340$240$3.7M
    A0425Ground mileage, per statute mile229,100$10$1.6M
    A0429Ambulance service, basic life support, emergency transport (bls-emergency)1,460$380$554.4K
    A0434Specialty care transport (sct)580$800$467.6K
    A0427Ambulance service, advanced life support, emergency transport, level 1 (als 1 - emergency)700$460$325.7K
    A0426Ambulance service, advanced life support, non-emergency transport, level 1 (als 1)300$290$88.5K

    Medicare: Competitive Analysis & Benchmarks

    How this provider's Medicare billing volume and revenue compare to other providers nationally and within its state, across 6 CPT/HCPCS codes.

    View: State1 / 2

    Full comparison — all codes billed, vs. state median

    6 rows

    CPT/HCPCS CodeRankProvider CountMedian ClaimsAvg PaidAverage Revenue
    A042798210620$450$997.4K
    A04282110370$240$426.7K
    A042937220250$380$335.6K
    A042532608,650$10$185.2K
    A0434460100$780$147.5K
    A04261180100$290$42.7K

    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.

    16 rows

    CPT/HCPCS CodeDescriptionClaimsAvg PaidRevenue
    A0425Ground mileage, per statute mile74,370$90$6.7M
    A0429Ambulance service, basic life support, emergency transport (bls-emergency)24,260$230$5.5M
    A0428Ambulance service, basic life support, non-emergency transport, (bls)38,810$120$4.5M
    A0434Specialty care transport (sct)5,590$220$1.2M
    A0225Ambulance service, neonatal transport, base rate, emergency transport, one way1,510$650$979.8K
    A0999Unlisted ambulance service940$730$684.8K
    A0427Ambulance service, advanced life support, emergency transport, level 1 (als 1 - emergency)2,040$240$498.2K
    T2005Non-emergency transportation; stretcher van15,500$30$403.1K
    A0380Bls mileage (per mile)16,610$10$232.6K
    A0426Ambulance service, advanced life support, non-emergency transport, level 1 (als 1)1,490$140$212.6K

    Showing 1–10 of 16

    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

    16 rows

    CPT/HCPCS CodeDescriptionRankProvider CountMedian ClaimsAvg PaidAverage Revenue
    A0427Ambulance service, advanced life support, emergency transport, level 1 (als 1 - emergency)1382502,420$220$3.7M
    T2005Non-emergency transportation; stretcher van161301,560$140$1.9M
    A0429Ambulance service, basic life support, emergency transport (bls-emergency)273901,270$220$1.5M
    A0130Non-emergency transportation: wheelchair van2313508,830$30$1.2M
    A0380Bls mileage (per mile)1073107,380$40$1.1M
    A0425Ground mileage, per statute mile325803,120$30$963.2K
    A0428Ambulance service, basic life support, non-emergency transport, (bls)101902,470$80$674.3K
    A0434Specialty care transport (sct)460700$350$672.4K
    93005The provider records the electrical conduction of the heart to examine any abnormality in its functioning, based on signals from at least 12 leads, wires that connect the recording device to…6427601,930$20$196K
    A0426Ambulance service, advanced life support, non-emergency transport, level 1 (als 1)1680280$130$148.2K

    Showing 1–10 of 16

    Nearby Providers

    Other providers in the same ZIP code as North Star Emergency Services, Inc., ranked by combined Medicare and Medicaid revenue.

    ProviderStateTaxonomyMedicare RevenueMedicaid Revenue
    Sutter Shared Lab, LLCCAClinical Medical Laboratory$2.4M$37.7K
    Maruska SanchezCANurse Practitioner$996.6K$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
    North Star Emergency Services, Inc. — 2 of 6 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
    3 of 7 years billed far more than typical (above p95)
    p5–p95 (all providers)p25–p75MedianThis providerOutlier
    Claims Volume vs. California Distribution
    North Star Emergency Services, Inc. — 3 of 16 codes billed far more than typical (above p95)
    p5–p95 (all providers)p25–p75MedianThis providerOutlier
    Rank Distribution — California