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    OpenPayerNPI Medicare & MedicaidCastle Rock Special Hospital District
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    Castle Rock Special Hospital District — Billing Profile & Reimbursement Data

    NPI 1205982246 · Green River, WY · Land Ambulance

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    Castle Rock Special Hospital District is a land ambulance provider located in Green River, Wyoming. This profile covers 6 Medicare and 3 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
    OrganizationCastle Rock Special Hospital District
    Address1400 Uinta Dr
    CityGreen River
    StateWY
    ZIP82935
    TaxonomyLand Ambulance
    NPI EnumeratedJanuary 25, 2007

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

    Payer SourceTotal Paid
    Medicare$719.3K
    Medicaid$192.3K

    Key Findings

    Service-line profile: CASTLE ROCK SPECIAL HOSPITAL DISTRICT is operating as a ground ambulance provider (taxonomy: Land Ambulance) with a clear emergency-transport focus. Its Medicare revenue is concentrated in advanced life support emergency transports (A0427 at 43.1% of Medicare revenue) and basic life support emergency transports (A0429 at 20.3%), while ground mileage (A0425) is a substantial secondary driver (28.3% of Medicare revenue). This mix indicates primary operations are emergency ALS/BLS transports supplemented by extensive mileage-based runs.

    Medicare revenue concentration: the top three Medicare codes (A0427, A0425, A0429) account for 91.6% of the provider's total Medicare revenue, highlighting a narrow revenue base tied to core ambulance services. Reliance on a small set of transport and mileage codes suggests limited service diversification within the Medicare payer stream, which concentrates financial exposure on emergency transport volumes.

    Medicaid revenue concentration: the provider's Medicaid revenue is entirely driven by three codes (A0425, A0429, A0427) that together account for 100.0% of its Medicaid revenue. Medicaid receipts therefore reflect a pure ambulance/mileage business model in-state, with negligible Medicaid revenue from ancillary or other clinical services.

    Payer mix and scale: this provider reports $719.3K in total Medicare revenue versus $192.3K in total Medicaid revenue, indicating Medicare is the dominant revenue source by scale. The presence of both payers is meaningful but the operation is effectively Medicare-led in overall dollars rather than being single-payer.

    Competitive standing — Medicare (national): volume and rank data position the provider as a modest national participant rather than a dominant operator. A0425 ranks #829 of 8934 providers (91st percentile) showing relatively strong mileage activity nationally, while A0427 (rank #1212 of 6841, 82nd percentile) and A0429 (rank #1581 of 7808, 80th percentile) are in the upper-middle of national distributions but described as typical, unremarkable volumes for those codes. These ranks imply the provider achieves respectable but not leading national scale on its top Medicare codes.

    Competitive standing — Medicaid (state): in-state ranks for the top Medicaid codes are middle-of-pack to modest (A0425: #8 of 21, 65th percentile; A0429: #6 of 13, 58th percentile; A0427: #8 of 13, 42nd percentile). Those percentiles and the accompanying labels of typical volume indicate the provider is a functional, routine participant in the state Medicaid ambulance market but not a statewide leader.

    Payment-rate profile by payer and code: average paid/claim differs markedly between Medicare and Medicaid for the same codes. For ambulance transports, Medicare reports higher avg paid/claim amounts (A0427 $492, A0429 $413) compared with Medicaid (A0427 $84, A0429 $88), whereas ground mileage shows the opposite pattern with Medicaid reporting a higher avg paid/claim (A0425 $44) than Medicare (A0425 $8). These contrasts imply payer-specific reimbursement structures materially affect revenue composition even when the operational service mix is similar across payers.

    Tenure and operational implications: the provider's NPI was enumerated 2007-01-25 (~19 years ago), indicating an established local EMS presence. Coupled with large reported mileage volume (Medicare A0425: 25.3K claims and Medicaid A0425: 1.8K claims), this longevity and sustained run volume suggest the organization operates ongoing transport services with a steady stream of patient trips rather than a newly formed or ad-hoc operation.

    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
    A0427Ambulance service, advanced life support, emergency transport, level 1 (als 1 - emergency)630$490$308K
    A0425Ground mileage, per statute mile25,310$10$202.4K
    A0429Ambulance service, basic life support, emergency transport (bls-emergency)350$410$145K
    A0428Ambulance service, basic life support, non-emergency transport, (bls)100$260$26.1K
    A0426Ambulance service, advanced life support, non-emergency transport, level 1 (als 1)60$310$19.8K
    A0433Advanced life support, level 2 (als 2)20$700$14K

    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
    A042731070$450$139.5K
    A042921090$380$86K
    A04251202,110$10$52K
    A043331020$660$19.3K
    A042631070$300$19K
    A042821060$240$16.9K

    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.

    3 rows

    CPT/HCPCS CodeDescriptionClaimsAvg PaidRevenue
    A0425Ground mileage, per statute mile1,840$40$81.1K
    A0429Ambulance service, basic life support, emergency transport (bls-emergency)650$90$57.5K
    A0427Ambulance service, advanced life support, emergency transport, level 1 (als 1 - emergency)650$80$54.3K

    Medicaid: Competitive Analysis & Benchmarks

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

    Full comparison — all codes billed, vs. Wyoming median

    3 rows

    CPT/HCPCS CodeDescriptionRankProvider CountMedian ClaimsAvg PaidAverage Revenue
    A0427Ambulance service, advanced life support, emergency transport, level 1 (als 1 - emergency)810700$90$188.5K
    A0429Ambulance service, basic life support, emergency transport (bls-emergency)610610$90$131.2K
    A0425Ground mileage, per statute mile820540$20$45.7K

    Related Providers

    Other providers that share a Tax Identification Number (TIN) with Castle Rock Special Hospital District, ranked by combined Medicare and Medicaid revenue.

    ProviderStateTaxonomyMedicare RevenueMedicaid Revenue
    Castle Rock Special Hospital DistrictWYRural Health Clinic/Center$0$2.8M
    Castle Rock Special Hospital DistrictWYClinical Medical Laboratory$72.6K$0
    Castle Rock Special Hospital DistrictWYRadiologic Technologist$7K$0

    Nearby Providers

    Other providers in the same ZIP code as Castle Rock Special Hospital District, ranked by combined Medicare and Medicaid revenue.

    ProviderStateTaxonomyMedicare RevenueMedicaid Revenue
    Smiths Food & Drug Centers IncWYCommunity/Retail Pharmacy$135.2K$0
    Best Care Family Practice LLCWYFamily Nurse Practitioner$0$128.1K
    Sweetwater County Child Developmental CenterWYClinic/Center$0$100.4K
    Malinda TollefsonWYClinical Social Worker$0$69.5K
    Nicholas HastertWYPhysical Therapist$61.3K$0
    Michael NelsonWYPhysical Therapist$59.4K$0
    Hayley StraussWYPhysical Therapist$44.8K$0
    Garrett HybargerWYPhysical Therapist$44.5K$0
    Alisa OrrWYAdult Health Nurse Practitioner$34.6K$0
    Jacob FloresWYPhysical Therapist$33.1K$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. Wyoming Distribution
    Castle Rock Special Hospital District — 1 of 6 codes billed far more than typical (above p95)
    p5–p95 (all providers)p25–p75MedianThis providerOutlier
    Rank Distribution — Wyoming
    Medicaid Revenue by Year vs. Wyoming Providers
    0 of 6 years billed far more than typical (above p95)
    p5–p95 (all providers)p25–p75MedianThis providerOutlier
    Claims Volume vs. Wyoming Distribution
    Castle Rock Special Hospital District — 0 of 3 codes billed far more than typical (above p95)
    p5–p95 (all providers)p25–p75MedianThis providerOutlier
    Rank Distribution — Wyoming